Multiple Functions Display: When riding a bike, this M5 LCD display will display many useful data on your bike, such as switch buttons, light switches, battery power display, and other functions. A display screen can let you keep track of the situation at all times. It has good toughness and waterproof performance, providing better protection for internal circuits, making it more . Display Function Description: Speed display, assist gear display, power indicator, fault prompt, total mileage, single mileage, headlight display. Compact and Portable: The appearance of the electric bike M5 display is compact and lightweight, occupying small space, and easy to carry and store. Scope of Application: The installation diameter is 31.8mm and 22.2mm, which is optional and is a perfect accessory for electric bikes, scooters, etc. Specifications Model: M5 Black and white screen Support voltage: 36V-48V-52V-60V-72V Protocol: Lithium Battery No. 2 Protocol Connector default 5-pin waterproof quick release connector Electric Scooter Bicycle LCD Smart Liquid Crystal Meter M5 (The product appearance and printed words may vary depending on the batch, but this does not affect use) Color: As shown Material: LCD Package Contents: 1 x LCD Display Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.