3in display for mountain bike handlebar1、1080P Bicycle Rear View Camera: The HD glass lens delivers 2 million clear, real-time, true color images. The monitor features a 4.3 inch waterproof large screen, eliminating the need to look back while riding, especially on rainy days, thus enhancing riding safety. 2、Wide Field of View: This bike rear view camera offers a distortion-free, true-to-life distance view, providing a wider and clearer field of view than traditional bicycle handlebar mirrors. 3、Excellent Night Vision: Equipped with 8pcs built-in infrared LED lights, this rear view camera system ensures clear image display even in low-light conditions, offering a relaxed, enjoyable, and safe riding experience. 4、Stable \u0026amp; Vibration-Resistant Mount: The robust coupling design enhances the mount\u0027s stability, ensuring the screen display remains steady and unshaken even on uneven terrains. Installation is simple and requires no tools. 5、Wide Compatibility: This bike camera fits virtually all bikes (compatible with 17~38mm seatpost for the camera and 18~42mm handlebars for the screen bracket). It is suitable for mountain bikes, road bikes, electric bikes, scooters, cruisers, hybrids, folding bikes, tandems, ebikes, and more.