Indoor Outdoor Thermometer: The round wall thermometer and hygrometer (humidity measurement) to monitor weather condition. Can be placed indoors or outdoors, including baby rooms, offices, laboratories, balconies, etc. Its stylish and refined shape makes it a perfect addition to any patio, room, or garden Easy to Read: The outdoor thermometer decorative features snow and sun pattern on surface for reference, white dial face with bright, high visibility temperature scale. Black bold numbers and stylish pointer make it perfect and easy to read the temperature value from long distance Sturdy Steel Construction: The decorative outdoor thermometer and hygrometer consists of sturdy steel enclosure with glass lens, high strength and good corrosion resistance. Please don't put it in place with strong sunlight and intensive water vapor, which will affect the accuracy Wide Measuring Range: This garden thermometer accurately measures temperature and humidity simultaneously ranges between -40 and 120/-40 and 50 C to accommodate all climates, both Celsius and Fahrenheit are available; humidity range from 0 to 100%RH, to keep house or garden in great condition Automatic Calibration: This weather thermometer with a precision-made thermometer coil ensures accurate readings. The hygrometer uses a built-in mechanical movement that enables real-time sensing, so you don't need to calibrate it and does not require a battery. For manual calibration, you could turn the knob behind the thermometer to increase or lower the temperature..You'an store products