The Columbus Time Lag Switch is a security switch and timer built specifically for stairways and flats.\r\nDesigned for 1 second to 10 minutes use it can replace existing single gang way wall switches.\r\nThis product replaces existing single gang wall switches with a specification of 240V, 6A incandescent (3A fluorescent).\r\nThere is no neutral required and it adjustable. Contents include pneumatic timer, fixing screws and concealing caps.\r\nThis timer will automatically turn off lighting after a set period of time, controlling fluorescent and incandescent lighting.\r\nCustomers purchasing this product from Electricals 24/7 are given a 1 year guarantee as standard like all products available online.