Electronic Thermostat LED Digital Temperature Controller Breeding Thermocouple thermal regulator with Socket AC 90V~ 250V This profeional temperature controller adopts modern heating and cooling technology, small size, simple operation and accurate measurement, which makes it widely be used for automatic intelligent temperature control systems, such as vegetable greenhouse, refrigerator, industrial chiller, aquarium, aquaculture and other temperature-controlled systems. Features: A profeional temperature controller for controlling temperature intelligently. With large and clear LED dual display for better readability. Wide working voltage and temperature control range. Equipped with temperature sensor for cooling and heating control. Delay protection function. Support brown-out storage(setting parameters is still valid after short circuit). Widely used for vegetable greenhouse, domestic water tanks, aquaculture and other temperature-controlled systems. Specifications: Plug Type: EU Plug / US Plug (Optional) Working Voltage: AC 90V~250V10%, 50/60Hz Power Consumption: 3W Standing by Power Consumption: 0.5W Temperature Control Range: -40C~120C(EU Plug); -40F~212F(US Plug) Measurement Error: 0.3C; 0.3F Precision of Temperature Control: 0.1C; 0.1F Slewing Range of Temperature(Adjustable): 0.1~30C; 0.1~50F Working Environment: -20~70C/-4~158F) Temperature Sensor: NTC 25C/77F=10K B3435 1% Power Line Length: 1.5m / 59in Relay: 10A/AC220V Color: Black Material: PC Item Size: 15.5 * 6 * 2.8cm / 6.1 * 2.4 * 1.1in Item Weight: 240g / 8.5oz Package Size: 21 * 11 * 4cm / 8.3 * 4.3 * 1.6in Package Weight: 310g / 10.9oz Note: The controller with EU plug displays in C, while the US plug type displays in F(the temperature unit is not switchable). Package Includes: 1 * Temperature Controller 1 * User Manual(English)