This high quality energy saving 7w MSC LED Auto Sensor Classic Globe (Large bayonet base B22 / Large Edison screw available E27) delivers a Warm/Cool white light equivalent to 70W Incandescent bulb.. Because security lighting is on an average of 12 hrs per day you can save over GBP20 per bulb, per year on energy, giving you a very fast payback. It automatically switches ON at Dusk and OFF at Dawn, with dual 360 sensors to detect light from all angles. Ideal for hallways and porches in suitable outdoor fittings. With a lifetime of 25,000 hrs (10-25 times longer than a incandescent lamp) you will be rarely changing bulbs and saving even more. This product is non-dimmable.