It looks back while you ride ahead. The Varia(TM) RCT715 rearview radar with camera and taillight continuously records your ride. Plus, it detects vehicles approaching from behind and displays on your compatible Garmin device. Notice: Some jurisdictions regulate or prohibit use of the camera function of this device. It is your responsibility to know and comply with applicable laws and rights to privacy in jurisdictions where you plan to use the camera function of this device. Features: See and record what's behind you with a built-in camera that saves footage automatically if it detects an incident Capture sharp, clear video in 1080p at 30 fps, or set resolution at 720p to extend battery life for longer rides Easily view footage and control the camera via the Varia(TM) mobile app Automatically detects incidents and saves footage before, during and after events if it detects an incident Rearview radar detects vehicles approaching from behind up to 153 yards (140 meters) away and integrates with your Edge(R) bike computer, select Garmin wearables or the Varia(TM) app on your paired compatible smartphone to provide alerts Choose from three modes to maximize battery life: always-on, lights and radar only or radar-activated mode, which turns on the camera when an approaching car is detected Ready to use right out of the box with included 16 GB SD(TM) card Battery life up to 4 hours with radar and tail light on solid high or night flash, up to 5 hours on solid low and 6 hours on day flash - all with camera recording at 1080p Notice: Some jurisdictions regulate or prohibit use of the camera function of this device. It is your responsibility to know and comply with applicable laws and rights to privacy in jurisdictions where you plan to use the camera function of this device