Unlike using the car adapter, when the engine is off your car CCTV Dash Cam will also off automatically. By Fixing a Voltage Step Down Wire to your fuse box which keep the power on for 24h. That makes the dash cam into a 24 Hours surveillance CCTV HD video camera as well as a professional driving recorder.

- For USB Power Port
- Easy to DIY, just fix the red wire to any fuse that has power even when the engine is off and the black wire to any metal part to ground it.
- Input DC 12V-36V, Output 5V, 2.1A