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Charger Doctor USB Tool - Check Voltage/Amp of USB Ports

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Price: $4.80

Quantity in Stock:25

Product Code: TT1023

Easily measure the USB output voltage and the device input current or loader voltage, detect whether it is the target output voltage and current or not.

Available for every USB enabled device, such as PC USB, home charger, car charger and so on; 3)Range: DC 3V-7V, error 0.1V; 4)Current: 0-3.0A, error 2%.