The Wire-Free Smart Dimmer Remote + White Tones Control adds dimming and white color control to Cync Smart Bulbs, Smart Switches and Smart Plugs. Now lighting control happens anywhere you are. You can turn lights on and off, brighten and dim, and change color temperature from anywhere in the room. Like a dimmer, adjust the white tones from warmer white to cooler white at the touch of a button. The remote fits comfortably in your hand or attaches to any metal surface for safe keeping. The smart remote connects wirelessly to Cync Smart Bulbs, Smart Plugs and Smart Switches to provide whole room control, so you can control your space heater, traditional lamps, and smart bulbs with one touch. WARNING: This product contains a lithium button/coin cell battery. Keep coin cell batteries out of reach of children.