Check the listing for details. Digital Electronic Temperature Controller Thermostat WH7016E 220V/110V/24V/12V. Condition: New. Listed at 20.50 USD. Description:A mini temperature controllerWith large and clear LCD display for better readabilityWide temperature measuring rangeHigh performance and durable housingHeating and cooling controlTemperature calibration functionDelay protection functionEx-factory parameters locking function after short circuitUpper and lower limits of temperature can be setCan be used for domestic freezer, water tanks, refrigerator, industrial chiller, bolier, steamer, industrial equipments and other temperature-controlled systemsComes with temperature sensor probeSpecifications:Temperature Measuring Range: -9.9 ~ 99.9 deg CTemperature Controlling Range: -9.9 ~ 99.9 deg CTemperature Measuring Error: ± 0.5 deg CSensor: NTC (10K / 3435)Control Accuracy: 0.1 deg CWorking Voltage: AC 220V ,AC 12V, 24V/DC 12V,24 V (optional)Default AC220V (Please indicate the need for other power) Working Current: Max. 220mARelay Contact Current: AC 5A / 220VOperating Temperature: 0 ~ 50 deg CStorage Temperature: -10 ~ 60 deg CCable Length: Approx. 40 inch / 1 meterItem Dimensions (L x W x H): Approx. 3.3 x 3 x 1.3 inch (8.4 x 7.6 x 3.4 cm Package include:1 x Temperature controller