1.ADAS Make Driving Safer:Advanced Driving Alarm Systems (LDWS/ FCWS) , it is useful alarm systems to keep your driving safer. Departure Warning System (LDWS) Drowsy or distracted driving greatly increases the chance of an accident on the road. The LDWS will alert the driver when the vehicle goes off in a speed over 50 km/h. Forward Collision Warning System (FCWS) Accidents can be avoided by maintaining a safe following distance. Road Safety Warning System in the calculates the real-time distance between your vehicle and the vehicle in front of you, while driving above 30 km/h in expressways or under 30 km/h in a busy city, and issues a 3-level early warning to the driver depending on the danger of collision. 2.Loop recording:New recordings will automatically overwrite oldest recordings when the memory card is full, yet locked videos will be safe from being overwritten. 3.170 A+ high resolution super wide angle lens,It covers a much wider range of sight giving additional details to the video, provides you important and reliable evidence. 4.G-sensor:when the car detects a collision, it immediately activates the locking record. Specifications: Image sensors:1/4inch color Sensor TV System: NTSC default &PAL request Minimum illumination: Less than 0.5 AGC:Auto BLC:Auto White Balance:Auto Waterproof Class:ip 66 Effective Pixels :580x540 Resolution:420TV lines Video Output:1.0Vp-p,75 Electronic Shutter:1/60(NTSC)-1/10000S S ratio:Better Than 48db Lens Angle:170 Operating Temperature:-20C+80C Working humidity:RH95% Storage Temperature:-30C~+80C Working Power (DCV):12V Material:ABS colour:As Shown Package Contents: 1 x Dash Cam Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.