USB Voltage Current Meter Charger Doctor Tester
For Power Bank Cell Phone Mobile
This product can measure voltage on USB powered devices, empty load, the voltage and current of USB terminal equipment at work.
Current and voltage display cycle, use is simple and convenient and practical.
Compact and easy to carry, without additional power supply.Specification
Detection range: Voltage: 3.5V-7.0V error 0.1V
Current :0A-3A error 0.01A
Resolution: voltage 10mV, current 1mA
Error: voltage < ± 1%; current < ± 2%
The full-scale voltage: 200mV (current measurement)
Operating temperature: 0-60 degree
1 X USB current / voltage tester