This product has the characteristics of heating special, multi-function, large-screen LCD display. It adopts microcomputer control technology. Based on the comparison result of indoor temperature and set temperature, the begin and stop of heating equipment are controlled by relay to achieve indoor constant temperature and energy saving. Come on and try it. Features: Wall plate design which makes installation easy and quick, you can install it very easily. The product has internal and external sensor design, which makes it more safe when use. The highest precisions can be up to 0.5, precise control of the temperature you need. With a child lock design, do not worry about children's wrong operation, more safe to use. With power off memory function, better sense of use, the temperature of the external sensor can be inquired. Weekly programming mode includes: 5+2, 6+1, 7 days three modes, and you can do DIY programming. Classic holiday mode, so that you can enjoy a comfortable holiday temperature. Temporary manual mode: in automatic mode, modify the set temperature and enter temporary manual mode. The thermostat will run to the ne-xt period according to the modified set temperature and return to automatic mode. Specifications: Material: ABS+PC Voltage: AC90-240 Vac 50/60 Hz Load current: 3A(water heating), 16A(electricity heating) Sensors: NTC (1% and 10 k) Current: 5A/250V(WW), 16A/250V(WE) Limit temperature range: 1~70 Default setting temperature range: 5~35 High control precisions: 0.5 External sensors: matching (NTC) Range of temperature display: 0~40 Display accuracy: 0.5 Working environment temperature: 0~90 Package size: 100 * 100 * 60mm / 3.9 * 3.9 * 2.4in Package weight: 300g / 10.6ounce Packing List: 1 * Controller