LED Remote Group Control Bulbs with both Adjustable Brightness and COLOUR Temperature CCT from 3000K (warm-white) to 6500K (day-light) .GU10/E14/E27/B22 lamps can be monitored by a single Remote Control (R/C) unit that is able to dim and change the colour within 4 different areas of the house individually and simultaneously. We provide an easy and fast programmable function which can satisfy the needs of the most demanding user! This is built-in RF wireless signal receiver and intelligent circuit module inside of led bulb. What’s more it requires NO further rewiring thus making it applicable for existing premises. (Plug & Play mode).