VicTsing Tester Capacity Power USB Charge Voltage Voltage Current Meter with LCD Tester Adapter for PC Tablet Power Bank Emergency Charger and other Mobile Devices (Electronics) 5
VicTsing Tester Capacity Power USB Charge Voltage Voltage Current Meter with LCD Tester Adapter for PC Tablet Power Bank Emergency Charger and other Mobile Devices (Electronics)
Super convenient to determine what's wrong on a USB power. I was able to realize the actual capacity of a "Powerbank" charge by doing through this little toy, power a real power supplied on a USB port.
Too bad that no monitoring post is provided, it comes from China via Royal Mail, and takes good 15 days.