Features: 4inch large touchable screen, with motion detection and collision detection, full of durability. 170 degree wide viewing, can provide comprehensive monitoring and improve driving safety. Support automatic cycle recording, no need to worry about memory card running out of space. Equipped with WDR technology, parking monitoring. Easy and convenient installation, suitable for most car models. Specifications: Material: Plastic+Electronics Type: double cameras, single camera(optional) Size: about 110x60mm/4.33x2.36" Lens: front GC1054/rear GCV09 Resolution: 1080x720P front and 640x480P back at 30fps Display screen: 4inch wide viewing angle View angle: 170 degrees/110 degrees Cycle recording: support Motion Detection Function: Support Date stamp: support Memory card capacity: up to 32GB Power interfacel: USB 2.0 Battery: 150mAh Output: USB 2.0 Current frequency: 50/60Hz Language: Russian, Japanese, French, Italian, German, English, Simplified Chinese, Traditional Chinese, Korean ,Spanish, Portuguese. Package Includes: 1Pc Car Driving Recorder note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.