USB Voltage and Current Tester Kit - USB Voltage and Current Meter - USB Fast Charge Adapter - Monitor how well a phone & tablet are charging, as well as a device's current & voltage consumption - USB Voltage Tester



    • Fast charging capabilities for Apple and Android devices
    • LED light indicates whether the voltage (V) is being displayed or the current (A) is being displayed
    • LCD display shows the charging voltage and current between your mobile device, charge cable and charger