If you need 24-hour monitoring and recording, you need to connect to the car's power supply.
If you cannot install it yourself, please contact a professional for installation.
The length of the rear camera cable is 5M, and there is also a length of 10M,
which needs to be purchased separately
24H Dash Cam Black Box in Car DVR Camera Video recorder Rear View Dual Lens HD Cycle Recording Video Mirror recorder Black Box