Check the listing for details. Humidistat for humidifier Air Humidity greenhouse Controller 110V-240V moisture. Color: White & Blue, Condition: New. Listed at 59.99 USD. Product Description The Humidity controller can turn on/off your equipment at a preset desired humidity. This is the updated version with simplified operation and standard U.S. outlet. For example: To set your humidifier and keep your levels between 70% and 85% you will... Set HC=H (Humidification mode), set Lb=70 and Hb=85. When the measured humidity is below 70%, the humidifier will be turned on. When the measured humidity reaches 85%, the humidifier will be turned off.Please notice that this is only a Humidity CONTROLLER. It DOES NOT include any humidifier/dehumidifier. Feature: Size: Approx. 125mm*91mm*40mm / 4.92inch x 3.58inch x 1.57inchHumidity sensor cable length: 3m / 9.8ftHumidity Measuring Range: 1% ~ 100% RHHumidity control range: 1% - 99%(max humidity span between turn-ON humidity and turn-OFF humidity)Control resolution: 1%Humidity Measuring accuracy: 3%Power Suppler: AC 110V-240VData retention: YES. Your settings are remembered forever Power consumption: less than 3W Relay contact capacity: AC 10A/240V, 10A/110V Working temperature: -10°C - 65 °C Item Include: 1 x WH1436H Humidity controller 1 x 9.8FT(3M) sensor cable 1 x power cord with NEMA 5-15 plug