Fangrui Product Details Lcd Display: Provides You With A High Definition Digital Lcd Display That Clearly Shows Current, Voltage, Capacity, And The Number Of Data With Accurate Data And Reliable Values. Compact Portable: Digital Usb Tester Is Compact And , Which Can Be Put In Your Bag For Easy To Carry, Provide Safe Charging At Anywhere. Accurate Measurement: Voltage Range 35v, Current Range 0.05a.50a. Built In Professional Sampling Circuit Ensures The Accuracy, Precise And Stability Of The Results. Multifunction: Usb Tester Widely Compatible With Usb A Port Devices, Such As Cell Phones, Tablets, Laptops, Car Chargers, Power Packs, Wall Chargers, Cables, Etc. The Maximum Test Number Is 10 Groups. Cable Quality Testing: Usb Voltage Current Tester Can Test The Quality Of Chargers And Cables To Provide A Safe Charging Environment For Your Valuable Equipment. Material: Plastic Colour: Black Package Contents: 1 X Usb Voltage Power Meter Tester Only The Above Package Content, Other Products Are Not Included. Note: Light Refle