["W3230 AC 110V 220V 20A LED Digital Temperature Controller Thermostat Thermometer Temperature Control Switch Sensor Meter\r\nbrand new and high quality\r\n\r\nFeatures:\r\nWith clear LED display for better readability.\r\nWide temperature measuring range.\r\nHeating or cooling control.\r\nAutomatically initiates cooling or heating at a constant temperature.\r\nTemperature calibration to calibrate the temperature as needed.\r\nWhen the temperature is high, the controller will alarm when the temperature reaches the set temperature.\r\nAll parameters setting can be saved after short circuit.\r\nRelay output.\r\nHigh Control precision 0.1 centigrade.\r\nCan be used for domestic freezer, water tanks, refrigerator, industrial chiller, steamer, industrial equipment and other temperature-controlled system.\r\n\r\nSpecification:\r\nModel: W3230\r\nPower supply: AC 110-220V\r\nTemperature control range: -55~120℃\r\nResolution ratio: 0.1℃(-9.9~99.9℃); 1℃(other range)\r\nColor of displaying: Red + Blue\r\nMeasurement accuracy: ±0.1℃\r\nControl accuracy: 0.1℃\r\nSensor: NTC10K waterproof sensor\r\nEnvironmental requirements: -10~60℃, humidity 20%~85%RH\r\nBody material: ABS\r\nPanel size: 79x44mm/3.11x1.73inch\r\nColor: Black\r\nQuantity: 1 Set\r\nNote: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\r\n 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nPackage includes:\r\n1 x Digital Temperature Controller\r\n1 x Temperature Sensor"]