HD Bicycle Camera System - Use The HD image sensor with 1080P pixel and 4.3Inch HD Monitor provide you with a clear, real-time and stable rear view image. Waterproof - The camara uses structural waterproofing technology and has excellent dust and water resistance, and can work in harsh weather conditions. Rechargeable Battery - Built-in 5000mAh large capacity rechargeable battery, providing approximately 5 hours of endurance to . With a battery power indicator light, the battery power can be monitored at any time. Wide Application - The Bicycle rear view camera System is Suitable for Many Kinds of bikes, Mountain bikes, City bikes, Road bikes, Electric bikes, Tricycles, etc. Night Vision Function - bike rear view camera with IR technology, IR LED Automatically up in the Environment with Insuffcient light Tosupplement the light, Let You Not Afraid of The Dark. Easy Installation - The system very easy to install, No tools are needed, just secure the bracket and plug the cable into the monitor. Note:This product does not support recording functions and has no memory card. Color:Black Material:ABS Package Contents: 1 * Monitor 1 * Camera 1 * USB Cable 1 * Mount set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.