A. Waterproof Design: This Electric bike LCD control panel is waterproof, so it is convenient and practical to use without fear of wet conditions. B. Stable and Sturdy: Electric bike LCD meter is designed to be simple and the wires and interfaces are sturdy, resulting in a low failure rate for long time use. C. Easy to Install: Electric bike cycling computer's mounting aperture options include 31.8mm and 22.2mm, making it a suitable accessory for electric bikes, scooters, etc. D. Good Replacement: This display panel is a suitable accessory for replacing old or damaged original parts for electric bikes, scooters, etc. E. Quality Material: This Electric bike M5 LCD panel screen is made of ABS material, which is sturdy and wear-resistant. F. Item Type: Electric Bike LCD Meter G. Note: The product uses No. 2 communication protocol and needs to be used with a No. 2 communication protocol controller; otherwise, it is not compatible. H. FAQ: Q1: What is the communication protocol? How many pins is the interface? A: The communication protocol is No. 2 protocol. This is a 5-pin product, and the connector needs to match the pin definition of the product to work. Q2: How to deal with the error E10 fault code? A: 1. Check the docking port between the instrument and the controller for poor contact, ensure correct plugging and no wiring errors; 2. Check the turnbuckle or booster for short circuits and ensure no wiring errors; 3. Avoid connecting external accessories such as lamps or horns with excess power; external equipment powered through the instrument door control should not exceed a total power of 5W. Q3: How to restore factory Settings? A: Enter the instrument parameter setting interface, switch to P16 parameter, long press the plus key for 10 seconds to restore factory settings, and long press the minus key for 10 seconds to clear the total mileage. I. Colour: As Shown J. Material: ABS K. Package Contents: 1 x Electric Bike LCD Meter Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The measurement allowed error is +/- 1-3cm.