High Quality Copper Material?We use a diameter of 3.5mm thicker pure copper wire,effectively reduce the current loss, to ensure sufficient charging efficiency.The soft PVC shell can be freely bent, avoid winding, not easy to damage. Stable Working Performance?The radar detector cable adopts a new chip encryption technology.When the cable is connected to the car charger, it can convert the voltage of the USB interface into the starting voltage of the radar detector,giving you all around protection wherever your go. Compatible?Radar Detectors power replacement cable suitable for Cobra RAD 350 380 450 480i XRS9370 XRS955 XRS5300 XRS7700,Uniden DFR1 DFR3 DFR5 whistler Radenso Pro M and other DC3.5 Plug radar detectors. DC 5V USB Input to 12V DC-3.5 Output?Professional custom chips that boost up from 5v to 12v at USB A 2.0 ports for connect cigarette lighter, car chargers and more. It is very suitable to power your radar detector through the car's USB plug. Radar detector cable?Replacement the charging cable with DC3.5 connector on the radar detector, USB to DC3.5 plug charger power cable supply specially powered for 12V radar detectors.