Features: Powerful core processing chip, high temperature resistance, more stable, no crash, lower power consumption, intelligent anti-shake. Equipped with a full high definition for image sensor, high-definition lens modules are transparent, clear and undistorted. The wide angle and the golden ratio make the field of view more open, and enter more wonderful pictures. The acoustic model is upgraded to meet the requirements of voice recognition in a complex driving environment, and quick feedback allows you to take pictures of the road as you go. Built-in gravity acceleration sensor, collision lock video, loop-video recording. 24 hours guarding. Specifications: Material:Zinc Alloy Size: Approx.11x6x3cm/4.33x2.36x1.18inch Screen(Display) Size:4.0 Inch LCD Screen, 4.0 Inch for Touch Screen Camera Sensor:Front 1080P Rear 720P Camera Lens:Front: 170 Degree Angle Rear: 140 Degree Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Driving Recorder