Electric Bike Voltmeter, Voltmeter with Voltage Display and Digital Lock with Green Backlight for Bicycle, Scooter

【Digital Data Display】: The electric bicycle butterfly voltmeter features excellent manufacturing processes with a digital data display and green backlight, providing an intuitive and accurate assessment of remaining capacity and mileage. 【Automatic Voltage Identification】: The digital display pedal voltmeter can automatically identify the voltage and indicate vehicle errors based on the voltage, making it easy and convenient to use. 【Universal Fitment】: The e-bike butterfly voltmeter is suitable for many types of batteries, such as lithium, lead-acid, water, and dry cell batteries, making it very practical. 【Wide Applications】: The electric butterfly voltmeter is very practical and suitable for bicycles, scooters, tricycles, and other 12-99V electric vehicles. 【Easy to install】: The digital voltmeter for electric throttle bodies comes with a 2m / 6.56 ft cable, making it easy to install and remove.