DSY SS4 Transparent Blue Condensate Overflow Float Switch with 3/4 Inch Adaptor and 6FT Wire AC Float Switch

["The SS4 Float Switch detects cloffed air conditioning condensate drains and shuts off the system to prevent the overflowing damage to floors.","This float switch device is detachable and has a transparent design, allowing for easy cleaning and observation of the condensate water accumulation.","Float switch suitable for primary drains or auxiliary outlets in various HVAC setups; Essential accessory for homes with air conditioners to prevent overflow issues","this float switch is easy to install, all you need to do is install the 3/ 4 adapter that comes with the AC float switch on the auxiliary drain outlet of the main panel and connect the 6ft of wire to VCC or thermostat wire","It is an NC type (normally closed) switch: when no water overflows, the float stays at the bottom of the switch, the switch closes the loop and outputs an ON signal; When the water overflows, the buoyancy of the float rises, the trigger switch turns on, and the output OFF signal turns off"]