Temperature measuring range:-58℉-248℉ Temperature control range: -58℉-248℉ Input power:AC110-220V Output power: 1500W Output type: direct output How to restore factory settings? In the case of power on, please press and hold the up and down keys for about 3 seconds at the same time. After the digital tube displays 888, it will automatically jump to the detection temperature, indicating that the factory setting is restored successfully LLL-Digital tube shows LLL. If the digital tube displays LLL during use, it indicates that the sensor is faulty. Please repair the sensor or place HHH-Digital tube shows HHH. If the digital tube displays HHH during use, it indicates that the detected temperature exceeds the measurement range. Please change the use environment Output capacity: maximum 10A Temperature measurement accuracy: ±0.1℉ Temperature control accuracy: ±0.1℉ Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage:AC 220V Colour:As Shown Material:plastic Package Contents: 1 * Temperature Controller 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.