1、Ultra-slim 9.20mm design to suit 99% (NOT ALL) car rearview mirror.<br><br> 2、Dash cam mount most Compatible with YI 2.7", Rexing V1, Crosstour 1080P, Z-Edge, Old Shark, YI, APEMAN，Roav，E-ACE，Falcon Zero F170HD and Most Other Dash Camera.<br> <br>3、Not suitable for dashcam: Vantrue N2 Pro, WheelWitness HD PRO, KDLINKS X1, etc.<br> <br>4、Satisfaction – Any quality issues, Contact us anytime via Amazon for a free refund, Replacement product.