This temperature controller, Water-proof sensor. When the power supply and equipment are connected, power supply can be provided to the controller. At this time, the display is displayed as the measurement temperature. Press the SET key once, the display temperature flashes, and press +- to SET the required temperature (press +- to quickly rise and fall). The thermostat output is 20A relay, to meet a variety of high power load, connected to the control circuit, you can supply power for the thermostat, at this time the display screen for the environment temperature. Feature - Color: Black - Material: Plastic - Size: About 79mmx43mmx26mm - Temperature control: - 50 ~ 120 - Resolution: 9.9 ~ 99.9 0.1 temperature other paragraph 1 - Temperature measuring accuracy: 0.1 - Precision of 0.1 - Back to the bad accuracy: 0.1 - Refresh frequency: 0.5s - 110-220V - Measurement input: NTC (10K 0.5%) - Sutable for home or store, office etc. - You will enjoy a good life. and have a relaxed life. - When the power supply and equipment are connected, power supply can be provided to the controller. At this time, the display is displayed as the measurement temperature. Press the SET key once, the display temperature flashes, and press +- to SET the required temperature (press +- to quickly rise and fall). The thermostat output is 20A relay, to meet a variety of high power load, connected to the control circuit, you can supply power for the thermostat, at this time the display screen for the environment temperature.