Seamless Integration - The Scosche USB QC 3.0 to ODBII Port dashcam hardwire Kit is designed to connect with a variety of dash cameras and USB accessories ensuring a clean, professional installation with easy quick connect accessibility in all vehicles. Switched Power Supply - Power your car camera automatically when you start the engine and protect your vehicle at all times with this dashcam hardwire kit. Connects directly to the car's electrical system, bypassing the need to use one of your USB ports. Easy Installation - With an ODBII Port adapter and a 5 foot cable with inline fuse, this dash cam hardwire kit can be easily installed without the need for professional help, making it a convenient solution for your dashboard camera or USB Accessory. Universal Compatibility - Not only is this hard wire USB kit perfect for Nexar dashcams, it's also compatible with a variety of other vehicle surveillance cameras, wireless chargers, radar detectors, GPS systems and many other USB powered car accessories. Peace of Mind - OBD2QC3-SP hardwire kit includes a Fused Smart Circuit that prevents your battery from draining. It turns “ON” when vehicle is running or reaches 13.0+ VDC and turns "OFF" when the voltage is reduced to 12.6 VDC after the vehicle is off. Trusted Brand - Backed by Scosche's Lifetime Tech Support and Limited Warranty. Scosche, known for its commitment to quality car audio and video solutions, means you can trust the OBD2QC3-SP Dash Cam Hardwire Kit to deliver exceptional performance.