What is Electric A with an electric motor that helps to move the forward even when the is not turning the pedals, also often used to refer to any with an electric motor, including those where you must turn the pedals. The Electric s battery is good for miles after which you can still pedal. If you have already own a you can convert it into an electric to make your easier. Description 100% brand new and high quality [Display screen] The electric meter can display different parameters such as riding distance, motor running speed, total riding mileage, etc., and can also play the role of a switch (control the power on or off of the entire system) [Product name] KT LCD5 display [Specification]The product has 5 pins, divided into WP(waterproof) and SM(normal) two kinds of connectors [Material]made of high-quality plastic and metal materials, impact-resistant, durable and sturdy, can be installed without removing the handle, and quick installation [Applicable voltage]Suitable for most electric bicycles and scooters, suitable for 24V/36V/48V voltage [Cable length]21CM/8.26INCH(WP); 165CM/65INCH(SM) [ATTENTION:If you choose waterproof accessories for modification, then your other parts also need to choose waterproof accessories before they can be combined into a set successfully.] Note: 1. As we know ,the different computers display colors differently,the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size ,you can feel to contact mewe will give you some suggestion,but it is for you reference only. 3.We could accept Mixed items,Colors And Sizes Order. The more quantities, the more Package Included: 1 pcs display