1pcs USB Double Digital Voltmeter Ammeter 5V Dual Mobile Phone Power Charging Current Voltage Tester Detector Meter Ammeter


Sale price $2.99 Regular price $4.49

Tax included.

It can easure the USB-powered devices empty and.

Easy to use and practical.

Compact and easy to carry, no additional power supply, plug and play.

It can easily measure the output voltage of the USB port and the device operating current or load voltage

Detect any USB charger such as PC USB, home charger, car charger.

Wide range of applications, any phone, any electronic product, Easy to use.

Suitable for factories, laboratories and personal use.

Voltage range: 3.3V-18V

Current range: 0-3.1A

Double display:

Voltage display: red

Current display: blue

Size: 66mm x 23mm x14m

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