Description This item is a digital thermostat module. It has dual digital display to show detecting temperature and set temperature, heating and cooling mode, convenient for daily temperature control. Features -Color: Green -Material: Electronic components -Size: 6.00X4.50X1.50cm/2.36X1.77X0.59in - Control range: -50~110 Celsius degree - Accruracy: 0.1 Celsius degree - Input NTC10K waterproof sensor L=0.5M - High temperature alert: -49~110 Celsius degree - Input voltage: DC 12V - Output: relay, 10A max - Return difference: 0.1-30 Celsius degree - Relay startup: 0-10minute - Temperature correction: -10~10 Celsius degree - machine mounting, wave soldering, stable performance and good consistency - Embedded central processing unit (MCU), smarter and lower power consumption - Automatic memory of power-off settings (MCU built-in EEPROM storage unit) - The control accuracy is 0.1 degrees Celsius - The return difference is set from 0.1, and the decimal can be controlled (0.1-15.0)Package list: 1 x Digital Thermostat Module