Features:<br> Thermostat supplies single heating contact output or single cooling output contact<br> To get room temperature via sensor and compare with thermostat setting temperature, achieve close and open of output contact,switching temperature difference is 0.5℃ .<br> With large LCD screen display, easy to read even in the dark.<br> This digital thermostat features high sensitivity and high accuracy.<br> Generous appearance,<br> and sample to operate.<br> Specifications:<br> Power: 2 *<br> AA alkaline batteries (not included)<br> Display accuracy: 0.5℃ or 1°F<br> Probe sensor: NTC(10k)1%<br> Contact capacity: 5A<br> Working environment temperature: 0~50<br> °C / 32~122°F<br> Temperature control range: 5 ~ 35 ° C / 41~95 ° F<br> Temperature display range: 0 ~ 40 ° C / 32~99 ° F<br> Output: Switch relay<br> Insulating condition: Normal environment<br> Running program: Set per 1 week as a cycle<br> Installation: Wall mounted or on battery seat<br> Size: 8.5 x 8.5 cm / 3.35 x 3.35in<br> Weight: 165g<br> Package included:<br> 1 x<br> Temperature Controller (battery Not included)<br> 1 x Manual<br> 2 x Screw<br> Note:<br> Please note<br> that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.<br> .