Power on/off function with automatic shutdown after 5 minutes of inactivity. The four-bit smart power display accurately reflects the battery charge level to the remote. Features high, medium, and low gear settings with gear indicator and torque assist simulation, plus gear memory function that automatically restores the last used gear setting upon restart. Pulse function activates at 6 km/h with flashing light indication, assisting the rider during operation for easier vehicle control. Low voltage warning indicator flashes when battery voltage is low. Utilizes five-line digital communication for automatic parameter adjustment, allowing users to customize motor settings, speed parameters, and other configurations based on different models. The instrument offers high interchangeability, enabling direct replacement between units and seamless data parameter transfer. Compatible with 36V and 48V power systems. Upgraded with waterproof connectors for improved weather resistance. Color: Black. Material: Composite material. Dimensions: 6 x 8 x 11.5 cm. Package includes: 1 x E-bike Controller Display. Note: Lighting and display differences may cause slight color variation between image and actual item. Measurement tolerance: +/- 1-3 cm.