From V-Tac an 11 watt LED bulb equivalent to a traditional 75 watt model that benefits from an integrated dusk to dawn microwave sensor that will help to reduce energy consumption and minimise costs. This lamp is an ideal lighting solution for both residential and commercial environments. The Microwave sensor has a range of up to 8 metres and will detect when the room light is low and switch on. Once any motion is detected the light will brighten to 60% of its capicity for approx 60 seconds. Once Light levels increase the bulb will switch off. This lamp will provide approximately 30000 hours of cool white (4000K) coloured light emitting 1055 lumens. Bulb Dimensions Diameter 60mm x Length 120mm.