A 5W Smart LED G45 golfball bulb that is a replacement for a traditional 28w lamp. The V-Tac bulb will emit 470 lumens of a fully colour temperature changeable colour ranging from warm white to daylight as well as a full RGB spectrum. This bulb benefits from an impressive 30000 hour lifespan and thanks to integrated Wifi technology is compatible for use with Amazon Alexa and google home devices. The lamp is fully dimmable and comes supplied with an E27 screw cap. Product Dimensions Diameter 45mm x Length 81mm.