12V/24V to 5V OBD step-down line, installation is very simple, plug and play, hidden style.
The ACC mode will automatically break off after 5 minutes of flameout.
Smart chip, low voltage protection, with switch, easy to install,convenient disassembly.
It applies to most of the cam, and also applies to GPS navigator, which belongs to the general vehicle power charger.
Also suitable for mobile phones, GPS, MP3, MP4, tablet computers and so on.