Feature: 1. 4 WAY SWITCH: The digital temperature controller support 4 way outputs, each way with independent outputs and independent heating and cooling settings; Accurate digital display up to 0.1℃, with an opening of 157x76mm 2. WITH ALARM: The digital temperature controller thermostat regulator is equipped with excellent accessories that prevent voltage fluctuations from easily burning out parts. Also has a high and low temperature over limit alarm function 3. DURABLE MATERIAL: The digital thermostat switch is made of ABS, which is non toxic, impact resistant, heat resistant, and low temperature resistant 4. WATERPROOF AND CONVENIENT: The digital temperature thermostat is equipped with a waterproof probe, easy to use. Can be directly installed or embedded in industrial control equipment panels, convenient and fast 5. SCOPE OF APPLICATION: The temperature control module can be widely used in greenhouse breeding farms, animal husbandry, boiler water pumps, flower breeding, temperature control protection, etc. Specification: Item Type: Digital Temperature Controller Material: ABS Voltage: 110-230V Input: NTC Accuracy: ±0.5%FS Error Correction: -9-+9℃ range, software correction available Display: Process value, Deviation Value: -9.9~99.9℃ Control Output: 4 independent relay control, independent temperature alarm output Opening Size: Approx. 157 x 76mm / 6.18 x 2.99in. Package List: 1 x Temperature Controller 1 x Probe