Zmart Switch ZT18C Light Switch With Built-In TimerFormat: Retail Pkg Age: Platform: N A Now you can turn on the light, without even thinking about it, with the Zmart Switch Light Switch With Built In Timer. This timer is ideal for controlling overhead lights, ceiling fans, outdoor lights, and so much more. It works with existing toggle and rocker switches, and lets you program the timer to turn the lights on and off automatically! It includes three different modes and is great for making sure lights