There is support for up to 10W of charging power here, capable of charging phones with cases up to 3mm in thickness. Dual. Sep 21, 2017. We Tested Amazon's Top-Reviewed Car Phone Mounts & Here Are Our Favorites. The solution is to mount your phone somewhere on your dashboard or windshield, ideally at eye level. WizGear Universal Air Vent Mount. Surprisingly and contrary to Apple’s legacy, new iPhones support the…