Rexing V1-4K Ultra HD Car Dash Cam 2.4" LCD Screen, Wi-Fi, 170° Wide Angle Dashboard Camera Recorder with G-Sensor, WDR, Loop Recording, Supercapacitor, Mobile App, 256GB Supported ULTRA HD DISCREET DESIGN DASH CAM: Top OV4689 image sensor captures beautiful 2160p video even while driving fast. Signature low-profile design allows the V1 to be a well-hidden witness to the road ahead. Supports high-endurance micro SD memory cards up to 256GB in memory size. 170 DEGREE ULTRA WIDE ANGLE LENS & WIDE DYNAMIC RANGE: The 7 layer glass lens opens up to capture a sweeping view of your surroundings. The superior WDR technology allows the camera to perform optimally in any lighting situation by adjusting the exposure to create balanced images and footage. SUPERCAPACITOR & PARKING MONITOR: The dash cam uses a supercapacitor which can withstand extreme temperatures from -20 to 176°F, that prevents the risk of overheating, extends the life span and reliability of the camera. With the parking monitor feature, the dash camera will automatically turn on and record a 20 second video when the car camera detects vibration OR select to record 24/7 by capturing frames to make a 24/7 time lapse video. Need smart hardwire kit to activate the parking mode. WIFI CONNECT: View, save, and share dash cam recordings wirelessly on your mobile device with the use of an app interface. LOOP RECORDING AND G-SENSOR: Video can be recorded in 1,2 or 3 minute intervals. When the storage limit is reached on the memory card, new recordings will automatically overwrite the oldest recordings. When the built-in gravity sensor detects a collision, the current video is locked, ensuring important footage is kept protected. Locked videos will be kept safe from being overwritten