UM34C+LD25 USB 3.0 Multimeter Bluetooth Voltmeter Ammeter & USB Electronic Load Tester - Measure Voltage, Current, Battery Power, Capacity, Charger, Temperature with USB Load Meter Tester Review

UM34C Android Phone APP Control.No need professionalwiring,simply the operation,only need to download APP.Real detect charging status of USB power supply,Voltage,Current,Capacity,Temperature and etc.other multi-function multi-data measurement display,high precision comparable professional equipment.At a gance,more convenient. There are some incompatibility problem between some android phone and our bluetooth board, Please purchase carefully, it compatible with Samsung NOTE8 / S8. For Android and IOS APP:A:APP only support android 5.0 and above,and IOS 8 and above.B:Allow APP to do in the background, not be cleaned.C: allow APP self-starting.D:Allow APP stay after screen locked,not be cleaned.E.Type-c port is just to measure type-c cable,not support all Typ-c quick charge and PD charger;not trigger. Note: LD25 USB Electronic Load Tester is not reverse polarity protection, the input polarity can not be reversed, otherwise the product is permanently damaged and cannot be repaired!. LD25 4-bit led digital display tester have some Advantage:1.Display upgrade;2.Protection upgrade;3.Interface upgrade;4.Cooling upgrade;5.Precision multi-turn potentiometer;6. Intelligent temperature control fan.It is suitable for measuring the output current capability of the charger, using the bulk aging test of the charger factory, and measuring the quality of the Micro USB charging cable and the Type-C charging cable.