This heating thermostat with weekly programming, adopts the 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. 5+2 / 6+1 / 7days. - Setting 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: 220V, 50/60 Hz. - Output Power: 250V /25A. - Maximum power: 3600W. - Maximum rating of 16A. - Internal sensor setting range: 5 - 3 centigrade (programmable). - Internal sensor measurement range: 0 - 40 degree centigrade - Display Type: touch LCD screen, display area size: 60 x 45 mm - Inside Sensor: NTC B=3380 @25degrees Celsius - Setting Unit: 0. centigrade / step - Indication Accuracy: ±0.1 degree centigrade Package list: 1 x Thermostat 1 x 3 Meters External Probe