https://www.bhphotovide
Specs:
Physical Focus Wheel & Zoom Rocker
For iPhone 6, 6s, 7, 7s 6 Plus, 6s Plus
For iPhone 7 Plus, 7s Plus, iPod Touch
Includes Motor for 15/19mm Rods
2.4 Ghz Wireless Protocol
20 User-Selectable Channels
Provides USB Power for Your iOS Device
Lens Presets for Select Cinema Lenses