This is XH-W3001 AC 220V 1500W Digital Temperature Controller Microcomputer Thermostat Switch. A temperature measurement and Controller tool with high accuracy and precision at the very low cost.It offers high-temperature control precision of 0.1?. The temperature control range from -50? to 110?.The LED display shows the results clearly. One can directly install or embed the XH-W3001 in industrial control equipment panel, convenient and quick.It features a 1M probe made up of stainless steel material which makes is waterproof and does not let it rust easily. Also, all the delicate and sensitive components are kept safe in ABS flame retardant housing which is avirulent and environmental protective.