Charger Doctor USB Multimeter Mini - a really handy device!
Allows you to check the power consumption of USB devices as well as the voltage out of the computer's USB port in a very simple way.
Plugs in between the computer/car charger and the USB device you want to measure. Alternately displays the voltage of the socket and the consumption of the device.
Specifications
- Voltage: 3.0-8.0V
- Current: 0-3A
- Weight: 12 grams
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