Feature:1. Power Supply: The dash cam hardwire kit is connected to car battery or fuse box power, supply power for dash camera for 24 hours even supply power when the car is turned off.2. 12V30V to 5V: Dashcam hard wire kit is designed with built in high precision switching power supply module, which can transform 12V30V input to 5V output.3. Safe to Use: Build in safeguards to protect your devices against excessive current, overheating, and is designed with 11.6V low voltage protection, ensure safe operation.4. Parameter: The dashcam hard wire kit is designed with Mini UBS, with 3.2m/10.50ft buck line length, 5V, 2.5A output voltage and current, 10W maximum power.5. Wide Application: Suitable for most car models (with voltage between 1230V), works for dash cam, mirror cam, GPS navigator and radar detector etc.Specification:Item Type: Dash Cam Hardwire KitMaterial: ABS, rubber, metalUBS Type: Mini UBSBuck Line Length: Approx. 3.2m/10.50ftInput Voltage: 12-30VOutput Voltage Current: 5V, 2.5ALow Voltage Protection: 11.6VMaximum Power: 10W.Fitment:Fits for almost all car Mini USB device, such as dash cam, mirror cam, GPS navigator and radar detectorPackage List:1 x Buck Line4 x Electrical Appliance4 x Fuse1 x Mounting Skid Plate1 x Instruction Manual