The Keweisi USB Tester is a compact tool for accurately monitoring voltage and current in USB connections, helping users track power usage and ensure safe operation.
For electronics enthusiasts, hobbyists, or anyone troubleshooting USB devices, this tester is useful for checking charging efficiency, detecting potential issues like overvoltage, and optimizing power delivery in DIY projects or daily tech maintenance.
- Measures voltage from DC 4V to 30V with customizable overvoltage protection
- Tracks current up to 5.5A, including overcurrent settings for added safety
- Monitors power up to 150W, electricity to 99999mAh, and energy to 999.9mWh
- Records time up to 99 hours and includes a countdown timer up to 24 hours
- Displays load resistance and current/temperature data for comprehensive analysis
- Supports data output voltage and supply voltage monitoring
This USB tester fits well for portable electronics testing, offering reliable metrics to prevent device damage and improve energy management in various applications.
