- Control your Wiz lights in an instant with this Wiz dial - it even works when the WiFi is down- You can group all the lights in a room, for instant control of up to 50 lights- Turn the dial to dim or brighten the lights or tap the panel to switch to one of your favourite light scenes - It can be wall mounted for easy reach and you can detach the magnetic plate to turn it into a portable remote- It's got a range of up to 15 m (50 ft) indoors, so you can even control the lights in another room