Waterproof Design This electric bike LCD control panel is waterproof, so it is convenient and practical to use without fear of getting wet.Stable and Robust Electric bike LCD meter is designed to be simple and the cables and interfaces are robust for low failure rate for longterm use.Easy to Install Electric bike bike computer mounting opening 31.8mm, 22.2mm optional, perfect accessory for electric bikes, scooters, etc.Good Replacement This display panel is the perfect accessory to replace old or damaged original parts for electric bikes, scooters, etc.Quality Material This Electric Bike M5 LCD Panel Screen is made of high quality ABS material, sturdy and durable.Item Type Electric Bicycle LCD MeterNote The product is No. 2 communication protocol, must be used with No. 2 communication protocol controllers, otherwise it is not compatibleFAQsQ1 What is the communication protocol How many pins does the interface haveA The communication protocol is No. 2 protocol. This is a 5pin product, and the connector must match the product pin definition to work.Q2 How to deal with error code E10A 1. Check the instrument and the controller docking port, there is no bad contact, plug and play, there is no wiring fault 2. Check that the turning coil or booster has no short circuit, the wiring has no fault 3. Is not connected to ecessive power of lights or horns and other accessories, through the instrument door control power supply of the eternal equipment should not be more than the total power of 5W.Q3 How to restore factory settingsA Enter the instrument parameter setting interface, switch to the P16 parameter, press and hold the plus button for 10 seconds to restore the factory settings, press and hold the minus button for 10 seconds to clear the total mileage.Color As ShownMaterial ABSPackage Contents1 Electric Bicycle LCD MeterOnly the above package contents, other products are not included.Note Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is 13cm.