Youzee HD 4.3" 1080P 170&deg;Wide Dual Lens Car Camera Dash Cam G-Sensor Rearview Mirror DVR With Night Flash Large HD infrared photography Flash: a tachograph is good or bad which is not depend on how good during the daytime, but the most important is your vision at night to see how it is bright and wide.Its existing eaning is to conserve your special scenes. As a high-end product of it, naturally have high-definition night vision Flashvideo light, giving you a different high-end experience. Dual-lens Camera Design: The front camera has a whopping 360 degree rotating and HD 170 degree wide angle viewing angle to ensure you have all angles covered to record. When connected to the backup lights, automatic backup monitoring will be triggered to show on the display screen at the same time of backing up the vehicle. Record Full HD 1920x1080 high resolution video. As well as a G-Sensor, which senses sudden acceleration and collisions to automatically capture and protect critical footage in an accident. Picture-in-picture Display: The Front view and rear view videos are displayed on the screen in a picture-in-picture appearance. One-button switch can toggle the display of the two views in either the full screen or the inset window respectively, or turn off the picture-in-picture display. Seamless Video Recording: Automatic seamless video recording in loop to use the storage efficiently, with the earliest unlocked video clips being overwritten when reaching the storage card's maximal capacity. Customizable video clip length of 1, 2 and 5 minutes. Note:Dash cam of quality about our lives, Please select no negative feedback products.Note: This product is only one of our production, we do not authorize any business, please do not buy inferior products!