An integrated motion sensor makes this LED GLS light bulb even more energy efficient.It activates automatically when a presence is detected, and switches off again 15 seconds after the last motion detection, meaning it wastes practically no energy. It emits a bright 1060 lumens of warm white 2700K light.The light bulb\'s ES-E27 Edison screw (27mm) cap is a direct retrofit for existing fittings, so installation is simply a case of removing the old light bulb and replacing it with this energy saving alternative. Its low energy consumption and long life of 25,000 hours make this light bulb an extremely cost-effective option, and the perfect replacement for 75W incandescent light bulbs.Please note, this LED GLS light bulb is not suitable for dimming, and should only be used outdoors only in suitable IP-protected fittings.Illumination threshold for automatic switching: 10lux.Instant full light.Need more help in choosing a suitable light bulb? Read our guide What is a GLS Light Bulb.