Features:This mini Temperature Controller is an excellent and convenient multi-function device for controlling temperature in Aquariums. The stability of aquarium temperature is one of the crucial factors that contributes to the health and safety of your fish. By utilizing the temperature controller， you can provide an environment with optimal temperature for your fish. This advanced temperature controller can measure and control temperature from -50 to 90 ¡æ.This device is also suitable for Laboratories use and other temperature-controlled systems.Mini and light weight designLarge and clear LCD displayWide Temperature Range (-50 ~ 90 ¡ãC)Dual heating and cooling functionAutomatic over temperature alarmControl temperature by setting the temperature set value and the different valueTemperature CalibrationRefrigerating control output delay protectionWiring diagram for installation includedSpecifications:Applications:Aquarium， Terrarium， Vivarium， Paludarium ，Chicken IncubatorTemperature Measuring Range: -50 ~ 90 ¡ãCControl temperature range: -50 ~ 90 ¡ãC (adjustable)Control temperature difference: 0.3 - 10 ¡ãC (adjustable)Resolution: 0.1¡ãCAccuracy: ¡À 1¡ãC (-50 ~ 70 ¡ãC)Sensor: NTC sensorSensor error delay: 1 minuteRelay contact capacity (Heating): 10A (max) 250 VRelay contact capacity (Cooling): 10 A (max) 250 VCompressor delay protection time: 1 ~ 10 minutes (adjustable)Operating Temperature: 0 ~ 60 ¡ãCStorage Temperature: -30 ~ 75 ¡ãCOperating Relative Humidity: 20 ~ 85 % (No condensation)Alarm Output : BuzzerPower Supply: 110~ 220V AC ¡À 10% ， 50 / 60 HzPower consumption: < 3 WCable length: 1 MItem dimensions: approx. 75*85*35mmPackage includes:1 x Mini-Temperature Controller(with cable)