high quality The monitor of electric bicycle is made of high quality materials and durable. Plastic material: plastic shell, fine workmanship, good toughness and waterproof performance, providing better protection for internal circuits and being more durable. LED display panel: This electric bicycle display LED display panel has sensitive buttons, easy operation, intelligent power supply, real power, real-time recording power to mileage. Gear memory function: high, medium and low simulated traction force comes from gear and gear indication display, with gear memory function, which can automatically restore gear position when power is cut off. Widely used: compatible with 36V voltage, suitable for 22.2mm handlebars, electric bicycles and other perfect accessories, suitable for JN controller electric bicycle motor kit. Color: black Material: ABS Type: 36V Size: 8.1x4.3x4.7cm. Packaging content: 1 x electric bicycle display screen Only the above packaging contents are included, and other products are not included. Please note: light reflection and different display may cause the color of the items in the picture to be slightly different from the real thing. The allowable measurement error is+/-1-3cm.