Features: * Using 4G full-wave wide-angle professional lens * Using the latest wide dynamic technology, the imaging effect is more ideal in a strong light/low light environment * Automatic video recording when the car starts, and automatic shutdown after 5S delay when the car is turned off * Continuous recording function without gaps and no missing seconds, no data will be missed * Built-in collision sensor, real-time three-axis three-dimensional detection of vehicle collision status, abnormality will start sudden collision video (this file will not be overwritten) * Powerful document protection function, in case of sudden power failure, machine damage, etc., the video document will still be completely saved * Automatic loop overwrite recording * The front and rear cameras can be switched freely, and the video files are placed separately * Temporarily manually turn off and on recording * Temporary manual emergency locking of important recordings * Manually turn on and off recording * Video files can be played back at any time * High-definition shooting device without distortion, the image is clear and no smear * Overvoltage and overcurrent protection * Built-in polymer lithium battery to prevent high-temperature explosion Specification: - Product Name: 4 inch HD driving recorder - Product color: black - Specifications: single recording in front of the car, double recording in front of the car + rear - Shell material: ABS - Main control chip: Jerry 5601 - Product lens: HD 170° wide-angle night vision lens - Shooting sensor: 200W pixel SC1243/1064/2363 - Photo format: JPEG - Photo size: maximum 12M 40323024 resolution - Display screen: 4-inch high-definition screen - Effective pixels: 1080720 front lens - Video format: PAL/NTSC - Video Compression: AVC1 - Frame rate: 1080P/30f/s - Collision Sensor::Three-axis Stereo Collision Detection - Loop recording: support - Video Interruption: 0ms - Storage support: support TF memory card 4GB ~ 32GB (recommended to use a high-speed card above C10, not included in delivery) - Startup time: about 2S - Working voltage: DC 5V - Working current: 1 A - Quiescent current: - Storage temperature (°C): -20°C-70°C - Operating temperature (°C): 0°C-60°C - Operating humidity (RH): 15%-60%RH - Battery type: built-in high-temperature resistant polymer lithium battery 300mAH What's in the box 1 x Driving recorder 1 x Instruction 1 x Pull back the camera 1 x Pull back extension cord 1 x Installation accessories