Sell 3 in 1 4 Inch DVR 170 Degree HD Dash Cam with Camera Car Front Back best price

1.It needs a micro-SD card, which should be and high speed C10, 4-32GB.Be carful there are many copies in the market. 2. Do not charge via usb cable from computer, please charge via the 12V car charger. It may burn the motoard if on truck of 24v power, please add a 24v to 12v converter. 3. To keep driving safe, as the car temperature is very high when outdoors in summer, if large battery, it will be easy to explode,so the battery of car DVR are produced very small. The battery is only to save the video when power off suddenly. Therefore please charge via car charger when used. 4. How to loop recording? Please turn on the loop recording in the menu of car camera. Please format the card in the car camera before use. Please turn low or off the G-sensor due to the high sensitivity, it will save many videos which can't be cycle covered, so the card is filled full soon, then it stops the video. 5. View Angle: The angle showed in the display is not the view angle, please play the video on computer, it will be larger and clearer than in registrar. Mini car dvr with dual cameras Chipset: Jieli Resolution: front camera 1080p rear camera 720p car camera 720p Sensor: sensor_1014/410 Front camera: 170 degree A+ grade HD wide angle Rear camera: 140 degree wide angle Car camera:120 degree wide angle Photo format: JPEG Compression format: H.264 Video format: AVI(1080p) Display screen: 4.0 inch IPS screen Night vision: support G-sensor: support Time stamp: support Memory Card: TF(maximum support 32G) Packing demension: 17x11x8cm Weight: 0.555KG Backup Camera View angel: 170° Image chip: 1/3 Inch Color CMOS TV System: NTSC /PAL Effective pixels: 628x582 pixels Horizontal Resolution(TV lines): 420 TV lines Power Supply: DC 12V Operating Temperature:-40°C~+80°C, RH95% Max Video Output: RCA connector, 1.0VP-P, 75Ohm S/N ratio: more than 48db Electronic shutter: 1/50-1/10000 seconds IP Rating: IP68 Material:plastic colour:Black Package Contents: 1 x Dashboard 1 x car charger 1 x camera 1 x rear cable 1 x English manual Only the above package content, other products are not included. Note: Light shooting 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.