LARGE DIGITAL DUAL DIAL: The clear scale allows you to read data efficiently and quickly, and the different data range areas are listed for you to grasp more accurately. EASY TO STORE AND USE: The Outside Thermometer dial has a hanging hole and a foldable ring on the back, which can be placed on the desktop or hung on the wall. TEMPERATURE AND HUMIDITY MEASUREMENT: Outdoor Thermometer range Winter Temperature: 18 Celsius-25 Celsius, Humidity 30%-80%,Summer Temperature: 23 Celsius-28 Celsius, Humidity 40-50%. WIDELY USED: Outdoor Weather Thermometers are suitable for home, greenhouse planting, warehouse and other places, allowing you to grasp the normal indoor/outdoor temperature and humidity at any time. HIGH-QUALITY MATERIAL: The dial indicator thermometer is made of aluminum alloy,plastic,glass material with high precision, allowing you to add clothes in time to prevent colds. Colour:As Shown Material:Plastic Size:10mm diameter Package Contents: 1 * Thermometer Hygrometer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.