1.Dual Relay Output---Be to connect with cooling and heating equipment at the same time. Maximum output load: 1100W,with a control range from -58℉-248℉. 2.Dual LED display supports units in ℃/℉, and clearly shows the measured temperature and set temperature simultaneously; The 6ft-long, highly sensitive waterproof sensor probe ensures the flexibility, precise measurements 3.Safe Protection:High and low temperature alarms are available when the temperature overshoots your desired temperature. Compressor delay protection time setting and Temperature calibration 4.Plug and play, easy to set. Support °C/°F display. 5.With a large output power of 1100W, this product is suitable for most appliances; Best used as over-temperature protection or automatic temperature control systems for aquariums, incubators, heat mats, reptile terrarium, greenhouse, chest freezers, radiators, etc. Voltage: AC100-240V Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on. Color: Black Material: ABS Package Contents: 1set x digital thermostat controller (with plug) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.