Usb voltage tester
Measurement range: 3V DC-9 v, current: 0-3A(error: plusmn 1%), the largest support 5a
5A today (if more than 3A, the error would be greater than 3%)
Please allow 1-3mm differs due to manual measurement.
Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.
1 X Dual USB Current Voltage Charger Detector