[Pack of 8] Derlights E27 3W 16 Colours Changing RGB LED Light Bulb With Remote Controller, Perfect for Party, Festival and Children's Night Lighting. 16 colours and 4 modes: flash, strong, fade and smooth; Colours and modes can be changed by remote controller, very convenient; Size - 1.77 x 3.07 inches; Voltage: AC 85~265V; The remote controller is powered by one CR2032 button cell ( NOT included in the package); Perfect for Party/Home Use/Bar/Wedding, and other lighting.