High Precision USB Voltmeter And Ammeter With Color LCD Screen, Digital USB Tester For PD Fast Charge, Real Time Voltage Current And Power Monitoring, Multifunctional Meter For Industry Pros And DIY Enthusiasts
✔️ Real-time voltage current and power readings on bright color LCD
The USB Voltmeter and Ammeter is a compact tester with a vivid color LCD that monitors real-time voltage, current, and power during charging. It's a handy tool for PD fast charging tests, USB cable diagnostics, battery management, and field service work.
✅ High-precision color display with 5- to 6-digit readouts; 0.00001 resolution
✅ USB 3.0 interface with 9-pin design; backward compatible with USB 2.0
✅ Direct test of charging protocols on some mobiles without a data cable
✅ Records up to 10 measurement data sets for capacity calculations
✅ Reads E Marker and DASH line data for cable diagnostics
✅ Screen flip via gravity sensor; manual flip by long-press
💡 What is a handy USB voltmeter ammeter used for in general power testing? This handy device helps engineers and DIY enthusiasts verify charging behavior and measure power draw across USB devices.
- Real-time voltage, current, and power data on a readable display
- Data logging for capacity estimation and performance analysis
- Reading E Marker and DASH line data to troubleshoot USB cable issues