USB Voltage Current Tester Dual Port Charger Alarm for Phone Tablet

1 Charging Performance: Built in intelligent charging recognition IC, which can automatically match high current charging, and can charge 2 different USB devices at the same time. 2 Compatibility: Suitable for all original chargers (including for IOS series), charging identification using the charger USB port and without any changes. 3 Data Communication: When the input terminal is plugged into a computer and connected to a cell phone or other USB mobile device, data can be transferred with the computer, and the voltage at the time of transfer can be viewed. 4 Capacity View: Power on the device without connecting to any USB device, the displayed capacity is the last accumulated capacity, and the accumulated capacity has a power off memory function. 5 Alarm Function: The tester has over voltage alarm, under voltage alarm, over current alarm and short circuit alarm, which brings you a safe using experience.

What's in the box
1 x Voltage Tester