ODSEVEN USB Voltmeter Ammeter 4 Digit Display Mobile Power Charging Detector Charger Doct Tester Capacity Voltage Meter

100% Brand New.
Color: Blue
Type: 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
Work temperature:0-60°C
Portable and easy to carry.
Simple and convenient to use.
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 .

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