Feature 1Excellent Grade Material: Adopts excellent grade ABS material, light, strong and durable, fine workmanship, with toughness, to provide better protection for the internal circuit, make it more durable. 2Built in Intelligent Chip: Integrated gear switching, real time cycling data at a glance, backlight design, day and night can be seen clearly, making travel more convenient. 3High Definition Display Panel: HD LCD display panel accurately displays power, speed and mileage, allowing you to better control the running of the bike. 4Waterproof Design: Fearless of sudden rainy day, does not affect your rainy day travel, but not for a long time in the rain, do a nice job of maintenance can have a longer service life. 5Support Models : Mounting diameter 22.2mm, suitable for electric bicycles, electric scooters, is their perfect accessories, to meet the installation needs of different models.Item Type:ElectricBicycleDisplayPanelWeight: 297g/10.5ozProduct Material: ABSSuitable for Handlebar Installation: 22.2mm diameter handlebarInstrument Function Description: Display function, speed display, power gear display, power indicator, fault prompt, total mileage, single mileage, headlight displayUSB Charging Port: 5V .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Display Panel1 x Instruction Manual4 x Gasket3 x Screw3 x NutNoteThe product is communication protocol No. 2. It must be used with the controller of communication protocol No. 2; otherwise, it is incompatible