Northbear LED USB Charger Voltage Current Meter Mobile Battery Tester Power Detector

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Product Features

This USB Charger Doctor can test your PC, Laptop, Cellphone, Charger, Car Charger, Power Bank ect. It's new design make it can support Quick Charge 2.0/3.0 ( QC 2.0/3.0) 5V 9V 12V 20V The working time and Capacity have Memory function when power off Reset button , press it 3-5 seconds it will Reset