Advanced Temperature Management: The W1401 digital thermostat features a sensitive sensor and a rugged, waterproof probe for precise temperature control in a wide range of applications, making it ideal for use in harsh environments. Efficient Power Supply: This thermostat offers excellent performance and is ideal for integration into existing electronic systems, combining reliability and energy efficiency. Clear LED Display: A bright, clear LED display allows for precise temperature monitoring, even in low-light conditions. This feature enhances the user interface by providing instant feedback and system status information. Versatile: The W1401 thermostat is suitable for a variety of applications, including industrial equipment, aquariums, terrariums, and home brewing equipment, to meet your specific temperature control needs. Temperature range: -9C to 99C Temperature accuracy: 1C Control accuracy: 1C Setting range: -9C to 99C Refresh rate: 0.5s Power supply: DC9V-15V Environmental requirements: -10C to 60C, humidity 20% to 85% Measurement input: (3950-10K 1%) waterproof sensor Output: Relay output, capacity 220V 10A/12V 10A Color: As Shown Material: PCB+Metal Package Contents: 1 set x W1401 Digital Thermostat Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.