1、100% Brand new,never used. 2、Item's color might be different from the picture because of the aberration. 3、A float switch is a device used to sense the level of liquid within a tank,it may actuate a pump,an indicator,an alarm,or other device. 4、The side mount float switch could be used for hydroponics, saltwater tank, freshwater tank, gardening etc. 5、This side mount float switch is a device used to sense the level of liquid within a tank. PRODUCT DESCRIPTION 100% Brand new,never used Item's color might be different from the picture because of the aberration. A float switch is a device used to sense the level of liquid within a tank,it may actuate a pump,an indicator,an alarm,or other device. Use them with hydroponics,saltwater tank,freshwater tank, gardening,aquariums for power head control,pet bowls,fish tanks,filtration,heating or what ever your project may be Contains no mercury Product Specification: Color: As the picture Contract rating(Max):10W Switching voltage(Max):220VDC Switching current(Max): 0.5A Breakdown voltage(Max):220VDC Carry current(Max): 1.0A Contract resistance(Max):100 OHM Temperature rating:-30~+125°C Material:PP Style:Duckbill Cable length: 400MM Package Include: 1x Side Mount Float Switch