1.[Compatibility & Installation Note] The P860ML ebike Display is designed for BAFANG motors using UART communication versions 5.0-5.8. It features a ebike holder compatible with diameters of 22.2 mm, 25.4 mm, and 31.8 mm. For compatibility doubts, reach out before purchasing 2.[Advanced Display]The ebike odometer a comprehensive view of ODO, trip, battery status, error codes, PAS level, speed, and maintenance reminders. This reliable display, it's always readable, no matter the day or night. The LCD screen ensures longevity, while the intuitive operation enhances your riding experience 3.[Design & Build]This display with a 3.5-inch TFT colour screen with an external 5-button keypad, encased in a durable ABS+PC material shell. It boasts an IP65 water resistance, ensuring reliability in wet conditions. Additionally, it includes a USB charging port ing 5V/500mA for emergency smartphone charging 4.[Features & Functions]this large screen display with highlighted by an auto-sensing light and 5-level backlight, the device a choice of level modes: 0-3, 0-5, and 0-9, with the flexibility to switch between MODERN and CLASSIC display modes for a personalized user experience