The TENSE ERV-08 Multifunctional Timer is a versatile device that can be used to automate a variety of tasks. It is a digital timer that can be programmed to turn on and off devices at specific times, as well as to control the humidity and temperature of a room or appliance. Features of Tense ERV-08 Multifunctional Timer: Digital timer Programmable on/off times 12/24 hour format 7-day programming Humidity control Temperature control Overload protection LED display Specification of Tense ERV-08 Multifunctional Timer: Input voltage: 120V AC Current rating: 10A Timer range: 1 second to 100 hours Humidity range: 30% to 90% RH Temperature range: 32°F to 104°F Dimensions : 4.7 x 2.3 x 1.2 inches Weight: 3.5 ounces Uses : Automated lighting Watering systems Fan control Security systems Humidifiers Dehumidifiers Greenhouses Industrial applications