Battery-operated, wireless light switch and remote control for controlling Casambi smart+free lights. Allows direct access to all important functions of the Casambi smart+free light control. The 4 freely programmable buttons can be configured within the app. The two rocker switches can be used to adjust the color temperature and dimming level of the lights.Technical features:Range: Up to 60 meters outdoors, Battery (included): CR2430 lithium button cell, Battery life: 2-5 years, depending on usage.