Features:
You can use TRÅDFRI remote to control up to 10 LED light bulbs at a time - dim, switch on and off, choose colors and step by step change from warm to cold light. 
You can use TRÅDFRI gateway and app to create several groups of light sources and control them in different ways. 
The remote control works with TRÅDFRI bulbs. 
With TRÅDFRI remote control you can dim your lights without a hardwired installation. 
A magnet makes it easy to attach the remote control to the wall bracket.