LED USB Phone Charging Power Current Voltage Tester Meter Detector Monitoring,Power Current Voltage Tester Meter Detector Monitoring LED USB Phone Charging, Display: 0,28 "LED, Red/Blue, Accuracy: 1% (± 2 digits), Plug and play,operation is easy,made of high quality material,durable,USB extension cable: about 120mm, Two output ports,output one(data transmission and charging).Phone Charging Power Current Voltage Tester Meter Detector Monitoring LED USB.

LED USB Phone Charging Power Current Voltage Tester Meter Detector Monitoring

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LED USB Phone Charging Power Current Voltage Tester Meter Detector Monitoring
Display: 0,28 "LED, Red/Blue, Accuracy: 1% (± 2 digits), Plug and play,operation is easy,made of high quality material,durable,USB extension cable: about 120mm, Two output ports,output one(data transmission and charging).