Features Widely Applicable It is suitable for automatic switching of refrigeration and heating appliances such as seafood machines and cooling water machines. HIGH PRECISION: The large clear digital display shows the measurement temperature, high measurement accuracy and temperature control. THOUGHTFUL DESIGN: Fireproof ABS plastic shell, safer to use. With the NTC sensor for convenient use, the length of the line is about 1 meter. EASY TO USE: Smart digital display thermostat for microcomputer, dual display with dual temperature. EXCELLENT AFTER SALE SERVICE: We care about every customer's feelings. If this product does not meet your expectations, please feel free to contact us. We will try our best to serve you. Specification: Condition:100% Brand New Item type: temperature controller. Product Model: STC-3018 Optional voltage: 12V/24V/110V - 220VAC Temperature control range: -55°C - 120°C On Screen Display: Dual Screen Display Machine power consumption: less than 3W Temperature measurement accuracy: ±1°C (-50°C ~ 70°C) Resolution: 0.1°C Sensor: NTC sensor (the line length is about 1 meter) Ambient temperature: 0~60℃ Relative humidity: 20%~85%(no condensation) Machine size: approx. 75 x 34.5 x 85 mm/3 x 1.4 x 3.3 inches. Installation opening: approx. 71 x 29 mm/2.8 x 1.1 inches. Case material: ABS flame retardant plastic shell Package list: 1 x Temperature Controller Note: Please allow for slight errors due to manual measurement. Thank you for your understanding. 2. Monitors are not calibrated the same, the colour of the item shown in the photos may be slightly different from the actual item. Please take the real one as standard. Package List