iOttie  iTAP 2 Wireless Air Vent Mount:

https://www.iottie.com/Product/Detail...​

The iTap 2 Wireless Air Vent Mount is powerful wireless charging magnetic mount that charge your Qi Compatible Smartphones with one touch. The design of the Metal Plate system featuring two powerful rare-earth magnets. Once mounted onto your air vent, Qi wireless charging technology delivers power to your smartphone automatically without the need for additional charging cables in the car. 

Amazon.com
https://amzn.to/2Me9fhs