This is a digital thermostat that has a built-in screen to show the temperature and control it using 4 push buttons. The relay is used to turn on/off the heater or any other load in the circuit. The temperature is read by an external temperature sensor. It can also be used to cool down items with the same setup. It is also equipped with a buzzer to alarm when the temperature is reached.
Working voltage: 6-30V or 5V from micro USB
Load specifications: 10A @ 240VAC (MAX)
Working temperature: -50-110C
Sensor length: 5m
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