Micro LED 20 Cold White Lights with Timer, Battery Operated on 7ft Long Dark Green Color Ultra Thin String Wire 7' Total Length with 12'' Lead and 4'' Distance Between LED Bulbs Cold White LED Lights Color on Green Wire, Requires 3 AA Batteries (Not Included) Wire Part Totally Submersible but NOT POWER SUPPLY !!! For cosntant lit, slide switch to the right where it states "ON". For turn off, slide switch to the middle. For Timer, slide switch to the left. When timer applies, the lights will stay on for 6 hours and shut off for 18 hours, then relight automatically for 6 hours again.