About this item Face Icon Comfort Indicator: Humidity temperature gauge features face icons to indicate DRY/COMFORT/WET air conditions, quickly informs you how to adjust your humidifier or dehumidifier to achieve optimal comfort Highly Accurate Sensors: This temperature humidity sensor features a high accuracy of +/-1°F/°C and +/-2% to 3%RH, making it ideal for measuring dynamic environments like greenhouses Fast Refresh Rate: This digital indoor thermometer refreshes every 10 seconds to provide the latest updates for temperature and humidity readings Compact Display with Large Digits: This digital thermometer indoor outdoor features a compact LCD display with large bold digits, allowing you to read the room thermometer indoor from any angle and distance Multiple Placement Options: This humidistat has 3 placement options - Tabletop Stand / Magnetic Back / Hanging Mount, place the wall thermometer anywhere you wish such as living room, baby room, kitchen, greenhouse, guitar room, office or cellar › See more product details