High quality, made of durable plastic material with a plastic shell, fine workmanship, good toughness, and waterproof performance, providing better protection for the internal circuit and increased durability. LED Display Panel: Features sensitive buttons and easy operation, intelligent power display showing true battery level, real-time power consumption tracking, and riding mileage recording. Gear Memory Function: Offers high, medium, and low gear settings with gear indication display; automatically restores the last used gear setting after power-off. Wide Applications: Compatible with 24V systems, fits 22.2mm handlebars, ideal for electric bicycles and compatible with JN controller electric bike motor kits. Color: Black Material: ABS Type: 24V Size: 8.1 x 4.3 x 4.7 cm Package Contents: 1 x Electric Bicycle Display Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error allowed is +/- 1-3 cm.