Only compatible with Cobra radar detectors, including Cobra SPX RAD 480i 450 380 7800BT and the latest models.Please note Does not fit Cobra Vedetta / SLR Ultimate Detection Series Before using the rearview mirror plug cable,please ensure that your radar detector connection port is a DC3.5 round jack Rearview mirror rod radar bracket is stable and firm during driving,without worrying about falling off,and will not shake or vibrate Cable has a built-in fuse,making the power line connection of the radar detector more stable Packaging list: 1 Radar detector mirror mounted aluminum bracket × 1 (disassembling accessories),2 rearview mirror plug cable × 3 (Strap × 3),3 Instructions Please ensure that your radar detector connection port is a DC3.5 round jack.Radar detector rearview mirror installation kit,car/truck rearview mirror radar detector bracket,safe and never falling off,360 degree rotation, easy to install.Compatible only with Cobra SPX RAD 480i 450 380 7800BT radar detectors,not applicable to unlisted models