Transcend's hardwire power cable allows users to wire their Drive Pro dashcams directly into their vehicle's fuse box Transcend's hardwire power cable has built-in power protection circuitry to prevent damage to either your vehicle or your Drive Pro dashcam in the case of a short circuit or power surge Key Features 4-meter mini-USB cable for flexible routing & easy wiring Stable power supply is provided Output short circuit protection Suitable for Transcend Drive Pro dashcams Specifications Weight 83 g (293 oz) Cable Length 4 m (1312 ft) Operating Temperature -20 (-4 65 (149 Input Voltage 10V 28V Output Voltage 5V 1A