Adjustable Voltage Regulator with LCD Display for Electronic Projects

This adjustable voltage regulator with LCD display helps manage power in electronic projects by allowing precise control of output voltage and current. For users building or testing circuits, such as powering LEDs, charging batteries, or supplying stable voltage to devices, it offers a straightforward way to monitor and adjust settings in real-time, reducing the risk of damage from incorrect power levels. Supports input voltages from 6.5V to 36V and outputs from 1.2V to 32V, with stable currents up to 3.5A (or 4.5A with fan cooling) LCD screen displays input/output voltage, current, and power for easy monitoring Features button controls for on/off, display switching, and voltage adjustment in 0.05V increments Includes input reverse polarity and short circuit protection for added safety Adjustable constant current up to 4.5A, suitable for applications like LED driving or battery charging Compact size of about 70.5x48.4x28mm and weighs 65g, making it portable for benchtop use This regulator fits well for electronics enthusiasts and professionals who require accurate, efficient power management in their DIY or prototyping work.

Versatile Digital Clock with Thermometer and Voltmeter Functions

This digital clock module combines timekeeping, temperature monitoring, and voltage measurement in a compact design, making it a practical tool for various applications. Use this module in electronics projects, automotive setups, or environmental monitoring to track real-time data accurately. For instance, it helps hobbyists and engineers verify system voltages and ambient temperatures without needing multiple devices, simplifying setup and reducing clutter. Integrates a stable RX8025T clock chip for reliable time and date tracking. Features a lengthened temperature probe for more precise readings in varying environments, ranging from -40 to 120°C with 0.1°C resolution. Measures DC voltages from 5 to 30V, ideal for monitoring power supplies. Allows easy adjustments for time, date, error calibration, and display options via simple button controls. Supports cyclic display of selected functions, with customizable intervals for seamless data viewing. Compact size of about 4x1.4x1.3cm for easy integration into tight spaces. Light specifications include a DC 5.0-30V power supply. This module fits well for DIY enthusiasts and professionals needing multifunctional monitoring in controlled settings.

Waveshare Cooling Fan for Raspberry Pi Compute Module 4 Protection

The Waveshare cooling fan is designed for the Raspberry Pi Compute Module 4, helping to maintain optimal temperatures during operation. Its low-profile design fits neatly into various setups, reducing the risk of thermal throttling in demanding applications. For users working on Raspberry Pi projects like robotics or development boards, this fan provides reliable airflow to prevent CPU overheating. It supports PWM speed adjustment, allowing for customized cooling based on workload, which is useful for both casual tinkering and intensive computing tasks. Compact size of 54 x 39 x 13mm for easy integration into tight spaces Operates at 5000 RPM on 5V or 8000 RPM on 12V, with adjustable speed via 4-wire PWM interface Includes screws and thermal tapes for secure, efficient installation Cable length of about 90mm for flexible connectivity Low power consumption: 1W at 5V or 1.62W at 12V Compatible with Raspberry Pi CM4 and similar boards for enhanced performance in projects This fan suits hobbyists and developers seeking a straightforward solution to keep their Raspberry Pi setups running smoothly without interruptions from heat buildup.