Description:  This temperature alarm uses dual relays and dual outputs, which can be used to control heating and cooling devices at the same time, and can also be used to easily control a single heating or cooling device. It is equipped with dual temperature sensors and can set ON and OFF points for each output.  It has a dual LED display that can display 2 current temperatures from 2 sensors, which can be set as high/low temperature alarm and temperature difference alarm, which is very useful for ensuring the safety of greenhouses, aquariums and pets. And it can set an automatic start-up delay to protect the compressor, and it is suitable for various applications of over-temperature protection or automatic temperature control systems for various electrical appliances, such as home brewing, aquarium heaters, pet word raising, incubation, barbecue, Nursery stock heating pad, oven temperature control, ground heat control, fermentation, accelerated germination, electric radiator, electric oven, heating pad, etc.     Specification:  Product name: temperature control alarm.  Temperature control range: -50-110 Degree.  Control accuracy: 0.1 Degree.  Power supply voltage: 220V.  Output: AC contactor output.  Alarm mode: LED sound and light integrated.  Load output: 30A (rated power 6600W).  Control mode: dual control.  Alarm output: 10A (rated power 2200W).  Overall size: 165*250*465mm.  Installation method: hanging on the wall.     Package included:  1 x Temperature Controlller