feature: 1. This electric bike monitor with communication protocol is only suitable for BBS01, BBS02 and mid-drive motors, as well as electric bikes, road bikes, mountain bikes, folding bikes with motors.2. TFT + IPS sunlight screen: TFT type display is the best among LCD color monitors, ensuring clear data in high-speed operation and helping to read riding data easily3. With bluetooth function and map navigation: You can clearly understand the road conditions on the display screen without looking at your mobile phone for long-distance riding.4. With mobile phone information and call reminder display function: When Bluetooth is connected to the display, it will display text messages, calls and information on the display.5. Intimate service: When purchasing, please pay attention to whether the instrument socket can be used for your engine.Specification: Name: Protocol DisplayScreen size: 2.4inchCompatible handlebar: 22.2/26 (mm)Pixel: 320x240pxType: IPS full viewing angle screenLength: 20 cmType: waterproof connectorWorking voltage: 12V/32V/48V/60VWorking temperature: -20 - +50 Waterproof grade: IP67Communication protocol: UARTBluetooth: 4.0 + Net weight: 74gGross weight: 135gMaterial: Plasticcolour: As shownPackage Contents: 1 x Display1 x English instructionsOnly 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.