Feature: 1. Continuous Power Supply: The dashcam hardwire kit is connected to the car battery or fuse power box, which can supply the dashcam 24 hours without interruption. 2. Voltage Transformation: Dashcam hard wire kit is designed with built in high precision switching power supply module, which can transform 12V‑30V input to 5V output. 3. Safety Ensured: The dashcam hard wire kit is designed with built in safeguards, which could protect your devices against excessive current, overheating, and 11.6V low voltage protecion.. 4. Wide Application: Suitable for most car models (with voltage between 12‑30V), works for dash cam, mirror cam, GPS navigator and radar detector etc. 5. Easy Installation: Adopts hidden wiring, do not take up much space, which keeps the car neat and tidy and releases the cigarette lighter for connecting to more devices. Specification: Item Type: Dash Cam Hardwire KitMaterial: ABS, rubber, metalUBS Type: MINI USB Buck Line Length: Approx. 3.2m/3.2in Input Voltage: 12-30V Output Voltage Current: 5v 2.5a Low Voltage Protection: 11.6V Maximum Power: 10wApplication:For almost all car MINI USB device, such as dash cam, mirror cam, GPS navigator and radar detector etc. . Package List: 1 x Buck Line2 x Electrical Appliance2 x Fuse1 x Magnetic Ring (Installed On The Buck Line)1 x Manual