Brand New Outdoor Timer for Lights with Dusk to Dawn,3-Prong Outlets Power Switch Waterproof with Timer, 10A Heavy Duty Electrical Plug for Christmas String Lights, Inflatables, Decorations, Projectors The outdoor timer with built-in auto shutoff sensor that can turn on at dusk & off at dawn. It's a set-&-forget! There are 8 timing modes! 1, 2, 3, 4, 6, 8, 10 & 12. Or turn off the timing sensor for constant. The 10A Heavy Duty timer with 3 Outlets is waterproof & made of strong shatterproof plastic.