1Security Protections: The dash cam hardwire kit with built in precise switching power supply module can transform 12V?30V to 5V. The built in safeguards protect your devices against excessive current, overheating. 224 Hour Surveillance: The dash cam hardwire kit is connected to car battery or fuse power box, and can uninterruptedly supply power for dash camera for 24 hours. 3Strong Construction: Car dash camera hard wire kit is made of Abs, rubber and metal material, wearproof, scratch resistant, not easy to break, crack and aging. 4Easy Installation: Simple hidden wiring keeps the car neat and tidy and releases the cigarette lighter for connecting to more devices. 5Wide Scope: This dash cam hardwire cable hardwire kit is suitable for most car models(voltage between 12?30V). It works for almost all car micro USB device, such as dash cam, mirror cam, Gps navigator and radar detector.