Wireless Casambi Controller E27 RGBTW LED Bulb.
 
The new LED lamp brings innovative functions into any conventional light with the most common standard E27 screw socket, E27 RGBTW delivering high colour rendering index of 90 Ra. E27 RGBTW is completely retrofit. Just screw in the bulb and use it, easy installation, and no electrical adjustments.

Colours : RGB + TW + Tuneable White ( 2200K - 6500K)
 
Data Sheet