Features: Mini dash cam, conveniently fits behind your rearview mirror to capture the road ahead.  1080P HD camera, record every important moment of your driving clearly.  Starlight night vision, you can use even in the dark, won't miss anything.  140° wide angle and 270° rotatable camera offer a broader view which enables you to monitor the whole road while driving.  Gravity sensing function, automatically lock the current video when vibration occurs during the recording, record the primary accident scene.  Loop Recording allows continuous use by writing over old, unneeded footage for efficient storage management.   Specification: Model: H1-S;  Color: Black;  Fixing method: Adhesive;  Power supply mode: Input 12V output 5V 1.5A;  Power connector: 5V/1.5A MIC USB interface;  Power cord length: 50cm;  Main frequency: 1G;  Cache: 512M;  Night vision function: Starlight night vision;  Memory card: 2G-64G C10;  Power consumption of the whole machine: average 0.5W, maximum 0.75W;  Working temperature: minus 40℃ to 80℃;  Lens: 6G plus 1R;  Viewing angle: 140°;  Lens rotation angle: 270°;  Pixel: 16000000;  Aperture: F2.0;  Gravity sensor: Built-in high precision three-axis sensor;  Video Coding: H.264;  WDR wide dynamic: support;  Audio: Built-in high quality speaker 8 ohm 1W;  Loop recording: Support. The default is on;  Automatic Gravity Lock: Support. Default is On;  Resolution: 1080P;  Item Size: 7 * 4.2 * 2.5cm / 2.76 * 1.65 * 0.98in;  Package Size: 12 * 7.5 * 5.5cm / 4.72 * 2.95 * 2.17in;  Package Weight: 116.8g / 4.12oz;   Package List: 1 * Car DVR;  1 * USB Cable;  1 * Use Manual