Features: 100% Brand new and high quality Size:84*69*34mm Cable length: 1 M Color:Black Temperature Measuring Range: -50 - 90 Deg.C Control temperature range: -50 - 90 Deg.C (adjustable) Control temperature difference: 0.3 - 10 Deg.C (adjustable) Resolution: 0.1 Deg.C Accuracy: 1 Deg.C (-50 - 70 Deg.C) Sensor error delay: 1 minute Relay contact capacity (Heating): 10A (max) 250 V Relay contact capacity (Cooling): 10 A (max) 250 V Compressor delay protective time: 1 ~ 10 minutes (adjustable) Operating Temperature: 0 - 60 Deg.C Storage Temperature: -30 - 75 Deg.C Operating Relative Humidity: 20 ~ 85 % (No condensation) Alarm Output : Buzzer Power Supply: 110~ 220V AC 10% , 50 / 60 Hz Power consumption: Net weight:138g Usage:Indoor Display Type:Digital Theory:Temperature Controller Display: LCD display Sensor:NTC sensor Use for:Aquarium, Terrarium, Vivarium, Paludarium Style:Standing Station Display Size:4.0 - 6.9 Inches Sensor: NTC sensor This mini Temperature Controller is an excellent and convenient multifunction 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 C. This device is also suitable for Laboratories use and other temperature-controlled systems. Mini and light weight design Large and clear LCD display Wide Temperature Range (-50-90 Deg.C) Dual heating and cooling function Automatic over temperature alarm Control temperature by setting the temperature set value and the different value Temperature Calibration Refrigerating control output delay protective Wiring diagram for installation includedincludes:1 x Mini-Temperature Controller About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.