Lecmal HD R300 Vehicle Camera Video Recorder with GPS Logger G-sensor 2.7" 140/ Dual Lens Car DVR Dash CAM Camcorder / Support High-Capacity Micro TF Card /Traffic Dashboard Camcorder(Black) It can support gravity sensor and GPS module 2.7 "TFT LCD Panel or TV Out, TV Out support NTSC & PAL. Built-in dual cameras- 2.7" LCD Screen(16:9).it can be used to take two images at front and back simultaneously , 640 X 480 1 CH Record ,1280 X 480 2 CH Record; Support capturing ultra clear picture in a dark place because of its built-in 1/4 inch low-noise and high-quality photographic element The delayed start function, which can prevent the transient pulse current from damaging the machine at the moment the vehicle start. The perfect modular design (the front lens with ultra wide angle of 140 degrees can be rotated up and sown 20 degrees with ultra-small volume; the back lens with ultra wide-angle of 120 degrees high resolution) is more convenient for various angle and high resolution video shooting