[24h Parking / ACC Mode Switch]: " MODE -": will active your dashcam parking mode for 24h Surveillance and power will cut off if voltage drops below 11.6V; " MODE O": will active ACC mode which only supplier power when engine is on [Dash Cam OBD2 Hardwire Kit]: This OBD II dash cam hard wire power charging cable kit is a model for most car dash cameras, GPS, radar, and dash cams on the market (Please note that this unit DOES NOT work with EV Car/Electric Vehicle) [Simple Plug-in Installation]: The OBD2 dash cam hardwire cable is easy to install by plugging it into your car's OBD connector and making sure it can power on your dashcam, then hide the extra wire; unlike other complex hardwire kits, you need to deal with fusebox and battery electricity [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 11.6V or 23.2V, thus preventing it from draining th