Features: The STC-3028 intelligent digital temperature and humidity controller is the perfect solution for indoor temperature control. With a maximum-temperature measurement of 49c and-below, this controller features a digital display and uses an abs material construction. Ideal-for homeowners or renters looking to automate-their home climate control system, the STC-3028 is easy to use and requires minimal-setup. Whether you're looking to save on energy-costs or simply want to maintain a consistent temperature throughout your home, this controller is perfect for bedrooms, living-rooms, and more. Enjoy peace of mind knowing that your home temperature and humidity levels-are being monitored and controlled with the STC-3028 intelligent digital temperature and humidity controller. Specifications: Material:ABS Size:Approx.7.5x8.5x3.5cm/2.95x3.34x1.37inch Color:Black Standard voltage: 12V/24V/110-220V Usage: indoors Model: STC-3028 Maximum-measured temperature: 49C and-below. Display type: number Power supply type: charger Display screen size: 1.9 inches or less Package Includes: 1x Digital Thermostat note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.