Indoor Digital Hygrometer Thermometer With 3.8" Lcd Display - Time And Date Display Backlight - Desktop Stand - Accurate Temperature Gauge - Humidity Retro design with wood surface: the thermometer and hygrometer feature a natural wood surface with a desk stand and a wall hanging hole. The unique wood grain look more closely matches your home decor. Easy to read 9.8cm LCD with smart backlight: the humidity temperature gauge has a large 9.7cm LCD, large bold numbers and backlight, allowing you to read the numbers from any angle and distance or in the dark. 3-level air comfort indicator: humidity meter with humidity level icon quickly shows dry/comfort/wet air conditioning at a glance, ensuring proper humidity. High accuracy and fast refresh: digital indoor thermometer refreshes every 10 seconds to provide you with the latest readings. Wide measurement range that measures temperature from -50C to +70C and humidity from 10% to 99% RH. Temperature accuracy range is about 1 while humidity accuracy is 3% RH Battery powered and installation methods: 2 AAA batteries are required (batteries must be purchased by yourself), which can work continuously for 8-12 months. There are two installation methods for the humidity thermometer: desktop stand and wall mount. Size: about 94*23*121mm Color: original wood color Quantity: 1 piece