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Portable Mini USB Current and 3V-7.5V Voltage Tester Power Bank Tester
Portable Mini USB Current and Voltage Tester Power Bank Tester
Workable range: U=3~7.5V I=0~2.5A
Resolution: Voltage10mV ;Current 1mA
Error range: Voltage <±1% Current<±2%
Full-scale voltage drop: 200mV
Simple and convenient to use.
Portable and easy to carry.
The voltage and current will be displayed circularly.
Plug and play,it can work without additional power supply.
The USB tester can test voltage and current of the power supply equipment with USB port .
1 x USB Current and Voltage Tester