Really 24 Hours Surveillance The dash cam Hardwire kit connect with car battery or fuse box power,makes the parking monitor of your dash camera work even if the engine is off, it can realize continuous power supply for 24 hours. Compatible 12 24V Vehicles Input: DC12V-30V, Output:5V/3A.this hardwire kit is compatible with all car TYPE-C dash cam,such as ashcan, mirror dash cam, GPS navigator, radar detector.4 x fuse tap cable can be suitable for most cars.