Features: Temperature measurement, LCD display. It has the function of refrigeration, heating control. Temperature setting upper and lower limits. Simple operation, suitable for seafood machines. Easy to install and use, very convenient. Descriptions: Long press The UP button the temperature display Flashing, press the UP or DOWN button Set the beginning of the temperature value. Press Down the display button to stop temperature. Long press the Down button the temperature display Flashing, press the UP or Down button Set to stop the temperature value. Specification: Model: W3002 Supply voltage: 12V/24V/220V Temperature range: -50-120 degrees Range of temperature control: -50-120 degrees Temperature control accuracy: + 0.1 degrees Temperature measurement accuracy: + 0.2 degrees Load power: 120/240/1500W Measuring input: NTC10K waterproof probe L=1 M Output type: direct output Output capacity: maximum 10A Mounting hole distance: 73MM (hole distance 4MM) Size: 60*45*31MM Color: white & gray Package Content: 1 x LED Temperature Controller Notes: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight deviation for the measurement data.