Come with a manual for easy to install. Wet cellars, automatically filling a pond when evaporation or leaks have reduced the water level.Automatically filling header tanks.Etc As the water rises, at a pre determined level the switch turns on the pump.Once the level has been reduced to the level you set Automatically turns On and Off , Adjustable switching level, Plugged models are simple to instal. Note: Please pay attention to the voltage before ordering.

Color : Yellow, Black, Blue;Material : PVC. Electric Parts Rated Volatage, Current : 15(8)A 250V;Water Depth : 3Meter Cable length : 275cm/ 9 Ft;Size : 10 x 8 x 4cm/ 3.9 x 3.1 x 1.6inch(L*W*H)5.7 x 6cm / 2.3 x 2.3inch(D*H) Weight : 710g;Package Content : 1x Float Switch