1、Application: The USB cable hardwire kit is suitable for most models of USB devices, such as dash cam, mirror cam, GPS navigator and radar detector etc. 2、Power Supply: The dash cam hardwire kit connects to the car battery or fuse box power supply, which can continuously power the dash camera for 24 hours, even when the car is turned off. 3、Security Protection: The kit has a built in precision switching power supply module that converts 12V‑28V to 5V, effectively protecting your equipment from excessive current and overheating. 4、Easy Operation: Dash cameras hard wire kit can hide wiring to keep the car tidy and release the cigarette lighter for connecting to more devices. 5、Anti Aging: USB dash cam hardwiring kit is made of ABS, rubber, metal material, wear resistant, scratch resistant, anti aging, not easy to break and crack. Item Type: Dash Cam Hardwire Kit Material: ABS, rubber, metal Voltage Reduction Cable Length: Approx. 3.2m/10.5ft Input Voltage: 12-28V Output Voltage and Current: 5V 2.5A Low Voltage Protection: 12V-11.6V; 24 V-23.6 V Maximum Power: 10WOperating Temperature: -20-70℃ Application: Car dashcam hardwire kit connects to car battery or fuse box power supply for 24 hours uninterrupted power supply for car recorder; built in safeguards protect your device from excessive current and overheating. Fitment: For almost all car USB device, such as dash cam, mirror cam, GPS navigator and radar detector etc. 1 x Voltage Reduction Cable 8 x Picker 8 x Fuse 1 x Installation Pry Board 1 x Fuse Clip 1 x Electric Pen 1 x Electric Pen Accessory 3 x Cable Tie 1 x User Manual