D-5104DE is an industry level full feature vehicle DVR, 1 din in size to fit the car slot if needed. Wide voltage design, from 8v to 36v; Low temperature startup: -20℃(heating module inside); high temperature protection: we have aluminum case with perfect cooling effect; a temperature detector inside will show immediate temperature, and trigger alert or stop HDD automatically; vibration protection: in city road(low vibration), a robber system is adopted to protect HDD; In high vibration situation, a military spring system(optional) does protect the whole device. What's more, G-sensor will detect the G-force and trigger the device to protect HDD, and transfer all recording to SD card.