There are two different versions of this product. Appearance is the only difference
【24/7 Parking Surveillance】Directly to the battery for constant 24hrs/7days power to protect against theft when your car is in the parking lot.
【Low voltage protection】It has a smart low voltage protection system that will automatically shut off the power to your dash cam when the battery voltage drops to 11.4V or 22.8V, thus preventing it draining the battery.
【Mulitiple uses】Mini USB plug compatible with all mini usb dash cams such as Vantrue N2 Pro/N2/X3/T2/N1 Pro/X1, GPS navigator and radar detector etc, it always frees up the cigarette lighter for other devices.