Samotech SM216: switch adapter for the Hue Smart Button in detail - Hueblog.com
Philips Hue Smart Wireless Dimmer Switch V2 (Installation-Free, Exclusive for Philips Hue Lights) for Indoor Home Lighting, Living Room, Bedroom.: Amazon.com: Tools & Home Improvement
Hands-on with the new Philips Hue Tap Dial switch - Hueblog.com