Description This heating thermostat with weekly programming, adopts the latest single-chip computer control technology, with flameresistant PC and ABS cover. It has the high reliability and powerful anti-jamming. The application of the electric heating equipment or actuator control. Features - Color: White.- Material: PC and ABS.- Size: 8.6 x 8.6 x 4.5 cm.- Touch screen, easy operation and utility. And add a 3 meters external probe.- Large LCD display with white backlight. Kinds of periods of time modes. 5and2 / 6and1 / 7days.- Setting daily 6 periods of time and the setting temperature.- High reliability and powerful anti-jamming. Mini size junction box and suitable for the entire world.- The clock continues when power fail and it won't affect the period of time settings.- Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Specification - Power Supply: AC 220V, 50/60 Hz.- Output Power: 250V AC/25A.- Maximum switch power: 3600W.- Maximum switch rating of 16A.- Internal sensor setting range: 5 - 35C (programmable).- Internal sensor measurement range: 0 - 40C.- Display Type: touch LCD screen, display area size: 60 x 45 mm.- Inside Sensor: NTC B=3380 10k 25degrees Celsius.- Setting Unit: 0.5C / step.- Indication Accuracy: 0.1C.Packing list: 1 x Thermostat1 x 3 Meters External Probe