1.ADAS Make Driving :Advanced Driving Alarm (LDWS/ FCWS) , it is useful alarm to keep your driving . Departure Warning System (LDWS) Drowsy or distracted driving greatly increases the 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 , 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 from being overwritten. 3.170 A+ high resolution super wide lens,It covers a much wider range of sight giving additional details to the video, provides you important and evidence. 4.G-sensor:when the car detects a collision, it immediately activates the record. Specifications: sensors:1/4inch color Sensor TV System: NTSC default & request Minimum illumination: Less than 0.5 :Auto BLC:Auto White Balance:Auto Waterproof :ip 66 Effective Pixels :580x540 Resolution:420TV lines Video Output:1.0Vp-p,75 Electronic Shutter:1/60(NTSC)-1/10000S S : 48db Lens :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 are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.