Description:The digital temperature controller is mainly used in the need for refrigeration and the need to heat some of the equipment and occasions. Such as: aquarium, seafood pool, industrial air conditioning tank. around; light fragrance can soothe the mood. Help you relax the spirit, promote metabolism and other effects.Features:Switch the modes between cool and heat; control temperature by setting the temperature setting value and the difference value, Temperature calibration.Refrigerating control output delay protection; alarm when temperature exceeds temperature limit or when sensor error. Using black jacket line, suitable for use in seawater and other acid and water in a narrow environment, the tolerance temperature of 70 . Button sound, key trigger, with the buzzer sound, both the experience of touch and have the feeling of hearing, so the operation is more easier. The series of products on the button is equipped with a professional custom silicone pad, between the pieces and pvc in the formation of a buffer to extend the service life of pvc. Perfect for using in fridge, aquarium, seafood pool and etc.Specification:Condiiton: 100% Brand NewColor: Orange + grayMaterial: ABS + electronic componentsTemperature measuring range: -50C - 99CResolution: 0.1C ;Accuracy: (-50C - 70C );Relay capacity: 16ASensor error delay: 1 minutePower supply: 110V-220V, 50/60Hz;Power consumption: 1.5W;Sensor: NTC sensor (1PC);Relay contact capacity: Cool 10A/250VAC; Heat 10A/250VAC;Ambient temperature: 0C - 60C ;Storage temperature: -10C - 60C , RH < 90% no condensationRelative humidity: 20%- 85% (No condensate)Wire Length: 2 mProduct Size: 75 x 34 x 85 / 29.53" x 13.39" x 33.46" (appr.)Package Included:1 x Digital Temperature Controller 1 x English Manual Notice:Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering.Please understand that colors may exist chromatic aberration as the different placement of pictures.