A V-Tac 3.5 watt LED golfball bulb from that is dimmable and will emit a RGB and a 4000K cool white colour temperature. The lamp comes supplied with remote control and the lamp is fitted with an integrated 16 stage step dimming system that will control the 16 possible colour selections. This bulb also acts as an energy efficient/cost effective lighting alternative to a traditional 30 watt equivalent. Supplied with an E14 small edison screw cap base. Product Dimensions Diameter 45mm x Length 81mm.