1.ADAS Make Driving :Advanced Driving Alarm Systems (LDWS/ FCWS) , it is useful alarm systems to keep your driving . Departure Warning System (LDWS) Drowsy or distracted driving greatly increases the chance of an accident on the road. The LDWS 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: recordings automatically overwrite oldest recordings when the memory card is full, yet locked videos from being overwritten. 3.170 A+ high resolution super wide angle lens,It covers a much 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: 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.