COMPACT SIZE & LARGER DISPLAY: This slim Indoor hygrometer thermometer is easy to carry. The large LCD display with big and thick digits allows you to read the temperature and humidity more easily and clearly. Perfectly use as room wall thermometer in the office, bedroom, baby room, basement, guitar room, cellar, greenhouse, etc HIGH ACCURACY & 10S REFRESH: Our humidity temperature gauge with highly accurate sensor and more air vents serves 1C , temperature and 5% humidity accuracy. The air thermometer small hygrometer will update readouts every 10 seconds to give yoU the latest and the most accurate temperature & humidity readings HUMIDITY & TEMPERATURE & TIME ICON: It offers real-time temp/humidity/time readings with large numbers and has Alarn cleck, Hourly time signal on 2.8 inch LCD screen, comes with 3 level comfort indicators dry/comfort/wet keeping you aware of house situation with just a glance. EASY READ & OPERATION: 2 Modes of displaying Indoor temperature, pressing the button "C/F" can change temperature display switched to either "C" or "F". Long Battery Life & High-quality Sensor: Our humidity gauges choose optimal material and 2 mounting designs to provide a durable and portable user experience. We provide 12 months hassle-free warranty, which allows you to use our products with confidence.If any questions, please feel free to contact us.