Electronics

This professional stereo binocular microscope offers clear, detailed viewing for scientific and educational applications. It features a binocular head with adjustable eyepieces for comfortable observation. In labs, classrooms, or field research, this microscope helps users examine specimens like biological samples or small components with precision, reducing eye strain during extended sessions. Continuous zoom from 7X to 45X for versatile magnification needs Super-widefield 10X eyepieces with a 55-75mm interpupillary range for customized fit 0.7X-4.5X zoom objective providing up to 8-inch working distance for larger items Removable 56-bulb LED ring light with rheostat control for even, cool illumination 45-degree inclined head and 360-degree rotation for ergonomic use High-eyepoint design to accommodate users wearing glasses Light specifications include a 13:1 zoom ratio and a 2-1/2-inch field of view. This microscope fits well for students, researchers, and professionals in biology, engineering, and forensics who need reliable optical tools for detailed analysis.

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The Waveshare AlphaBot2 is a robot building kit designed for use with Raspberry Pi boards, providing a straightforward platform for robotics experiments. In practical scenarios, this kit helps users develop projects like line tracking or obstacle avoidance, making it useful for educational purposes, prototyping, or hobbyist explorations without the need for advanced tools. Modular 2-layer design for enhanced stability and easy assembly, requiring no soldering or complex wiring. Includes 5-channel infrared sensors for accurate line tracking and onboard modules for obstacle detection. Features a TB6612FNG motor driver for efficient control and RGB LEDs for visual feedback. Upper adapter board with components like a voltage regulator and servo controller for seamless Raspberry Pi integration. Supports various remote controls via Bluetooth, infrared, or WiFi for flexible operation. Light specifications include compatibility with Raspberry Pi 3 Model B and analog sensor support. This kit fits well for beginners and enthusiasts seeking an accessible entry into robotics development.

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This folding magnifying glass provides 5X magnification to help with reading small text. Its compact design and included leather case make it a practical tool for on-the-go use. For everyday tasks, such as reading books, newspapers, or maps in low-light conditions, this magnifying glass offers a simple way to enlarge fine print without bulk. It's especially helpful for those who need assistance with detailed viewing while traveling or at home. 5X magnification for clear enlargement of small text Leather case provides protection and easy portability Soft folding cover ensures safe storage and prevents damage Glass lens material delivers reliable clarity Compact folding size of 7.2cm x 5.5cm x 0.8cm for effortless carrying 50mm diameter lens suitable for focused viewing This product fits well for adults seeking a lightweight, portable solution for reading assistance in various settings.

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This digital endoscope is a practical tool for inspecting hard-to-reach areas, featuring a waterproof lens and compatibility with iOS and Android devices. Use it for everyday tasks like examining plumbing pipes, automotive engines, or electrical wiring, where it provides clear, real-time visuals on your smartphone to identify issues without disassembly. Equipped with 6 adjustable LEDs for enhanced visibility in low-light conditions IP67 waterproof rating on the lens for safe use in wet environments 1080P resolution and 2 million pixel sensor for sharp, detailed images and videos Up to 4 hours of operation on a 2600mAh lithium battery 70-degree viewing angle and focal length from 5cm to 500cm for versatile inspection ranges Supports MP4 video and MJPEG photo formats for easy saving and sharing Light specifications include a working temperature of 0-45°C and DC 5V power input, making it suitable for DIY enthusiasts, mechanics, and inspectors needing reliable, handheld inspection solutions.

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The Waveshare Infrared Photo Interrupter Sensor offers reliable detection for applications like speed monitoring. This compact sensor uses infrared technology to detect interruptions in a beam, providing clear digital signals without interference from ambient light. In practical scenarios, such as motor speed detection in robotics or pulse counting in DIY electronics projects, this sensor helps users measure rotational speeds accurately by triggering outputs when an object passes through its beam. Infrared detection minimizes external light interference for consistent performance Schmitt trigger ensures stable signal waveforms, reducing noise in outputs Built-in indicator light shows signal status, aiding in setup and troubleshooting Compact dimensions of 26.8mm x 15mm x 18.7mm with 3mm mounting holes for easy integration Operates on 3.3V to 5V power, compatible with common microcontrollers like Arduino 6mm gap width allows for versatile object detection in various setups Digital output simplifies connection to microcontrollers for straightforward data reading With its straightforward design, this sensor suits hobbyists and engineers working on automation or prototyping projects needing precise, interruption-based sensing.

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This handheld magnifier provides 40X magnification with integrated LED lights, making it a practical tool for viewing small details in various settings. Use it for reading fine print in books, newspapers, or maps, especially in low-light conditions, helping to reduce eye strain during extended sessions like studying or hobby work. 40X magnification lens for clear enlargement of text and objects Two high-brightness LED lights to illuminate the viewing area Ergonomic handhold handle for comfortable, fatigue-free use Arc-shaped switch that fits finger contours for easy operation Includes a protective PU case for safe storage and transport Compact size of 118x30x22mm, easy to carry in a bag or pocket Powered by 3 AAA batteries (not included) for portable convenience This magnifier fits well for individuals with visual challenges, such as seniors or those in professions requiring detailed inspection, offering a straightforward solution for everyday tasks.

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The DTECH RS232 to RS485 signal converter enables seamless conversion between RS232 and RS485 interfaces, with integrated surge protection for enhanced reliability in data transmission. In industrial settings, this converter helps connect devices like computers to sensors or control systems over extended distances, reducing the risk of data loss from electrical surges and ensuring stable communication for monitoring and automation tasks. Bidirectional transmission compatible with RS-485 and RS-232 standards, supporting asynchronous half-duplex modes. Built-in 600W lightning surge protection on RS-485 lines to safeguard against voltage spikes. Automatic zero-delay transceiver conversion for effortless direction control without additional hardware. Supports transmission distances up to 1200m via twisted pair or shielded wire, with rates from 300 to 115.2kbps. Compact ABS construction, measuring 51.8 x 17.8 x 35.7mm and weighing about 40g, for easy integration into tight spaces. This converter fits well in applications involving industrial control, digital instrument acquisition, or multi-serial port setups, providing practical protection and compatibility for everyday use.

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This micro USB endoscope enables detailed inspections in confined or wet environments, connecting via USB to compatible Android devices or computers. For everyday use, it's helpful for examining plumbing issues, automotive parts, or underwater areas, allowing users to capture clear images and videos of potential problems without invasive disassembly. Offers resolutions up to 640x480 on mobile and 1280x720 on computers for sharp visuals. Waterproof to IP67 rating, suitable for submerged inspections up to certain depths. Features six adjustable LED lights to illuminate dark spaces effectively. Supports photo and video recording in JPEG and MP4 formats for documentation. Includes an 8mm lens diameter with a 70-degree viewing angle and focal range of 3-10cm. Compatible with Android phones that support OTG function and Windows systems like XP, 7, and 8. This tool fits well for DIY enthusiasts, mechanics, and inspectors seeking a reliable way to diagnose and document hard-to-reach issues.

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The 20X Magnifying Glasses with LED Light provide a practical tool for detailed inspection and repair tasks. For watch repair enthusiasts or professionals, this magnifier eliminates the inconvenience of traditional eyelid clamps, allowing for more accurate and comfortable handling of small components like gears and screws. 20X magnification with a double-layer lens for clear, distortion-free viewing Built-in LED light with an adjustable angle and ON/OFF switch for enhanced visibility in low-light conditions Constructed with a metal frame and plastic casing for durability and lightweight wear Powered by two included CR1620 button batteries, ensuring immediate usability Compact size of 150x170x45mm, making it easy to store and transport Hands-free design that rests on the glasses frame for steady use during extended sessions These specifications make it a suitable choice for anyone needing precise magnification in hobbies or professional settings involving small-scale work.

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This ADS-B antenna is designed for receiving and tracking aviation signals, operating within the 1060-1120 MHz frequency range. It's a compact tool for enthusiasts and professionals interested in flight data monitoring. In everyday use, this antenna helps capture ADS-B signals from aircraft, making it useful for personal aviation tracking setups, such as monitoring flights from home or during outdoor activities. It can be mounted on conductive surfaces to minimize interference, improving signal clarity in various environments. Gain of 2.0dBi for effective signal reception at the specified frequency Constructed with durable electronic components to withstand regular use Compact size of 17.9 x 2 cm and lightweight at about 15 grams for easy portability and installation Reduces electrostatic coupling interference when fixed on grounded objects Compatible with standard ADS-B receivers for seamless integration Simple setup that supports both indoor and outdoor applications This antenna fits well for aviation hobbyists or those needing reliable signal tracking without bulky equipment, offering a practical solution for clear, uninterrupted data collection.

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This adjustable USB power supply regulator provides a straightforward way to control output voltage for various electronic devices, helping to ensure compatible power delivery. In practical scenarios, it's useful for electronics enthusiasts working on DIY projects, such as testing circuits, prototyping gadgets, or powering sensitive components where precise voltage adjustments prevent damage or instability. Features a multi-turn precision potentiometer for accurate manual voltage adjustment from 1-24V. Accepts USB 5V male input for simple connectivity with standard chargers or computers. Compact dimensions of about 7x2.3x1.3cm and lightweight at 25g, making it easy to integrate into tight spaces. Supports up to 3W power output, suitable for low to moderate energy needs. Includes a protective shell with a voltage display in a random color for basic monitoring. This regulator fits well in scenarios requiring portable, adjustable power solutions for hobbyist electronics, offering reliable performance for everyday testing and development tasks.

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Magnifier glasses with LED light offer a practical solution for tasks that demand clear, close-up viewing. Featuring multiple magnification levels, they help users see fine details without strain. For everyday activities like reading books or newspapers, or hobbies such as drawing, handicrafts, and examining plants, these glasses perform well even in low-light environments, reducing eye fatigue during extended use. Three interchangeable lenses with magnifications of 1.5X, 2.5X, and 3.5X for varying levels of detail Integrated LED light to illuminate work areas, useful in dim settings Adjustable lens angle for personalized comfort and optimal positioning Compact frame measuring 149x140mm, with each lens at 75x36x4mm for easy handling Durable construction suitable for repeated use in daily routines These glasses fit well for those with mild visual challenges or anyone needing assistance with precision tasks, providing a straightforward tool for better visibility.

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This digital microscope, from sourcingbay, provides adjustable magnification for exploring tiny details in everyday objects. Use it for educational activities like school science projects or hobbyist tasks such as examining coins, stamps, or garden insects, delivering clear images to support learning and discovery. 2 Megapixel CMOS sensor captures resolutions up to 2560x1920 for detailed photos Magnification ranges from 40X to 800X, with manual focus between 10mm and 40mm 8 adjustable LEDs ensure proper lighting for various environments Video recording at 640x480 resolution and up to 30fps for smooth motion capture Compatible with Windows XP, Vista, 7, and 8 (32-bit) for easy setup Includes an adjustable stand for stable viewing during extended use This microscope is well-suited for kids, students, and enthusiasts seeking a straightforward tool for microscopic exploration and problem-solving in science and crafts.

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This handheld endoscope is designed for inspecting hard-to-reach areas in industrial settings, offering a reliable tool for maintenance and diagnostics. In a factory or machinery workshop, it helps technicians examine pipes, engines, or vents without disassembly, saving time and reducing potential damage during routine checks or repairs. Waterproof construction allows use in wet or damp environments, ideal for outdoor or fluid-exposed inspections. Compact handheld design with a flexible cable for easy maneuverability in tight spaces. Built-in LED lights provide clear visibility in low-light conditions. Compatibility with most smartphones and computers via USB, enabling real-time image and video capture. Durable plastic and metal materials ensure longevity in rugged industrial use. Adjustable focus for detailed views at various distances. Light specifications include a 5-meter cable length and a 1-meter diameter probe, making it suitable for a range of industrial applications. This endoscope fits professionals in manufacturing, automotive repair, and HVAC maintenance who need precise, non-invasive inspection tools.

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Zoomies hands-free magnifying glasses offer a practical way to get a closer view without the bulk of traditional binoculars. Worn like sunglasses, they provide enhanced visibility for everyday tasks and outdoor activities. For activities like bird watching, sports events, or reading small text, these glasses allow you to adjust magnification easily while keeping your hands free. They help reduce eye strain and make it simple to focus on distant or detailed objects without added weight. Delivers up to 400% magnification with a simple dial for quick adjustments Hand-free design lets you move your head to track action effortlessly Compact size fits easily into a pocket or purse for on-the-go use Built-in sunshade lens reduces glare for better visibility in bright conditions No need for bulky equipment, making it ideal for extended wear Suitable for hobbies like sewing, crafts, or watching TV up close This product fits users seeking a lightweight, portable solution for enhanced viewing in various daily scenarios, such as outdoor adventures or detailed work.

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These audio amplifier boards, featuring the TDA2030A chip, are practical components for DIY electronics enthusiasts building custom audio setups. For hobbyists working on projects like amplifying sound in speakers or simple audio devices, these boards offer straightforward integration with adjustable controls to fine-tune output, helping achieve clear sound without complex wiring. Equipped with a TDA2030A chip for 18W mono amplification Includes a 10K adjustable resistor to easily modify volume levels Features a speaker terminal block for secure and simple connections Has a power indicator light to confirm operation at a glance Exposes main pins for direct audio signal input Operates on a 6-12V power supply for versatile compatibility Light specifications: Each board is designed for standard DIY use, with the set providing five pieces to support multiple builds. This setup fits well for beginners or makers seeking reliable, easy-to-use audio components in their projects.

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This ATX Power Transfer Adapter Board serves as a practical tool for desktop PC systems, enabling secure power connections and management. In scenarios like custom PC builds or component testing, it helps distribute power efficiently, allowing users to monitor and control outputs to prevent potential issues. Includes a power output indicator for easy status checks. Features a module switch to safely turn off outputs when needed. Supports large current through its output terminals, suitable for demanding setups. Equipped with protection fuses for each of the four voltage groups, enhancing safety. Utilizes a 24-pin connector compatible with ATX systems and some BTX types. With dimensions of 128 x 48 x 30mm, it offers a compact design that fits into various PC cases for reliable power handling. This board is ideal for enthusiasts assembling or maintaining ATX-compatible desktop systems, providing straightforward power management solutions.

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This handheld endoscope features an 8mm camera diameter, designed for inspecting hard-to-reach areas like pipes and underwater environments. In practical scenarios, it's useful for professionals and DIY enthusiasts inspecting sewer lines, underwater structures, or vehicle parts, allowing clear visualization without disassembly and helping identify issues early. 8mm camera with 1920x1080 resolution for detailed, high-quality images in low-light conditions IP67 waterproof rating, enabling submersion up to 1 meter for safe underwater use 2600mAh battery for extended operation during long inspections 8 adjustable LED lights to illuminate dark spaces and improve visibility 4.3-inch color LCD display for real-time viewing on the device Bendable yet rigid cable that holds its shape, facilitating precise navigation in tight areas Includes two types of replacement buckles for versatile attachment options This endoscope fits needs for reliable, portable inspection tools in fields like plumbing, automotive, or maintenance, where durability and ease of use are essential.

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This adjustable headband magnifier features multiple lenses and built-in LED lights, designed for detailed tasks requiring enhanced visibility. It's practical for activities like reading small print in books or newspapers, crafting, or electronics repair, especially in low-light conditions, allowing users to focus comfortably without straining their eyes. Five interchangeable lenses with magnifications of 1.0x, 1.8x, 2.0x, 2.5x, and 3.5x, plus the option to combine two for customized viewing Two adjustable LED lights to illuminate work areas and reduce eye fatigue Widened lens design for a broader visual range Glasses bracket and headband for easy switching between hands-free and mounted use Adjustable angles and headband for a secure, comfortable fit on most head sizes Simple on/off switch for the LEDs and spring locking for stable lens positioning Light specifications include LED lights with adjustable angles for precise illumination. This magnifier suits hobbyists, crafters, or anyone needing magnification for close-up work.

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The Adjustable PWM Signal Generator is a practical device for producing square wave signals, commonly used in electronics for tasks like motor speed control and dimming applications. In a typical use case, this generator helps in projects where precise pulse signals are needed, such as adjusting the speed of a DC motor in a robotic arm or controlling solenoid valves in automated systems, by allowing users to fine-tune frequency and duty cycles without directly powering the loads. Offers two operating modes: PWM for continuous frequency and duty cycle adjustments, and PULSE for setting specific pulse widths, delays, and counts. Supports a wide input voltage of 3.3V to 30V with anti-reverse protection, ensuring safe operation across various power sources. Features a start/stop button and external switch compatibility for easy signal control. Provides adjustable frequency from 1Hz to 150kHz and duty cycle from 0-100% in 1% steps. Includes convenient 5.08mm screw terminals for straightforward wiring. Compact size of 79mm x 43mm x 30mm and lightweight at 40g, making it easy to integrate into projects. This signal generator fits well for electronics enthusiasts, hobbyists, and engineers needing reliable pulse generation for control systems, offering flexibility in settings to match specific project requirements.

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The HW-183 is an adjustable voltage booster that steps up input voltages for powering electronic devices and charging applications. In practical use, this module can convert a low-voltage source, such as from a MicroUSB charger, to higher voltages like 9V, 12V, or 24V, making it useful for DIY electronics projects, sensor setups, or adapting power for older devices without needing bulky equipment. Wide input voltage range of 2V to 24V, with adjustable output up to 28V (recommended within 26V) Compact dimensions of 30x17x14mm for easy integration into small devices or enclosures Supports output currents up to 2A, though best used within 1A for reliability High conversion efficiency to minimize energy loss during voltage boosting MicroUSB input for straightforward connection to common power sources like phone chargers Boost-only design, ensuring output exceeds input voltage as needed This voltage booster suits hobbyists and makers who require a versatile, space-saving solution for precise power management in portable or custom electronics setups.

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These magnifying glasses are designed for enhanced TV viewing, particularly for individuals with myopia, featuring adjustable lenses for clearer images. In everyday use, they help users with presbyopia or mild vision issues enjoy TV shows or movies from a distance of about 3 meters, reducing eye strain during extended sessions without causing discomfort. Aspherical lens design provides distortion-free viewing for a natural image. Independent diopter adjustment on each side allows personalized focus for left and right eyes. Constructed from lightweight, scratch-resistant acrylic material for comfortable, long-term wear. Delivers 2.1X magnification specifically for screen viewing, not suitable for activities like driving. Ideal for detailed observation in hobbies such as fishing, crafting, or gardening. Best for myopic individuals up to 300 degrees; not recommended for conditions like AMD or astigmatism. This product suits those seeking practical vision aids for everyday activities, ensuring compatibility with mild vision needs.

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This 5V USB power converter efficiently steps down voltages from 12V or 24V systems to provide a stable 5V output for various USB devices. In practical scenarios, it's useful for charging mobile phones in cars, modifying electrical sockets for DIY projects, or integrating with solar batteries and generators to enable USB power on the go, ensuring your devices stay charged during travel or outdoor activities. Automatically detects and switches charging protocols for safer, more efficient USB connections Supports a wide input voltage range of 9-36V, compatible with common 12V and 24V sources like vehicles and batteries Simple wire connection for easy setup, ideal for modifications in plugs, strips, or sockets Includes a built-in charging control IC for reliable performance Output delivers a consistent 5V, suitable for standard USB devices Versatile applications include electric vehicles, motorcycles, and portable power setups Light specifications include an input of 9-36V and output of 5V, making it a practical choice for users seeking dependable voltage conversion in everyday or custom applications.

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This portable wireless digital microscope offers a convenient way to magnify and inspect small objects using your smartphone. It connects via stable WiFi, enabling real-time viewing, image capture, and video recording on compatible devices. In everyday scenarios, such as examining plant structures, checking coin details, or inspecting electronics, this microscope provides clear visuals without the need for a computer, making it useful for field work, education, or hobbies. Wireless WiFi connectivity for seamless pairing with iOS 8.0+ and Android 4.2+ devices via a free app HD CMOS sensor with up to 1000x magnification and adjustable focus wheel for precise viewing Built-in 8 LEDs with adjustable brightness to adapt to various lighting conditions Compact design with included tripod and base for stable handheld or mounted use Supports image (JPG) and video (MP4) capture directly through the app Rechargeable via USB, promoting portability for on-the-go inspections With its lightweight build, this microscope fits well for students, hobbyists, and professionals seeking an affordable, easy-to-use tool for detailed observations in fields like biology, jewelry, or electronics repair.

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