Philips Hue on Twitter: "Coming soon: the wall switch module! Make any light switch smart by installing this little gadget behind the wall plate. Your smart lights stay reachable — and you
Philips Hue Wall Switch Module Light Control (2-Pack) 571240 - The Home Depot
A week with the new Philips Hue wall switch module - Hueblog.com
Philips Hue Wandschalter Modul + Gira Doppelwechseltaster - loxforum.com