Features: Temperature Control Range: -50-110; Voltage: for DC 12-24V; Current Maximum 10A This upgrade thermostat is more intelligent, lower power consumption. Control accuracy of 0.1 degrees Celsius. Have been tested for stability, consistency and reliability.. Short press SET to choose the parameter - press +/- to select the value you want for that parameter - press set to accept it . Long press +/- = reset to defaul This type of temperature controller is a special type of refrigerating film, using MOS tube, PID control, equipped with a thin film probe, which can be placed on the cold surface of the refrigerating film to control its surface temperature. Specifications: Product Name: Special Thermostat For Refrigeration Model: XH-W1510 Material:Plastic+Metal Temperature Control Range: -50-110 Temperature Accuracy: 0.1 Temperature Measuring Probe: Standard 1m Thin Film Probe Voltage: for DC 12-24V Output Type: Direct Output Current Maximum 10A Installation Hole Distance: 62x40mm Working Environment: -20-55 Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 1 Set XH-W1510 Special Thermostat