[High-Accuracy]The temperature humidity gauge has a high- sensor that makes it extremely accurate! The indoor temperature range is +14ºF-+122ºF, the outdoor temperature range is -40ºF-+158ºF, the indoor/outdoor humidity range is 20-95%, the temperature accuracy is +/-1 ºC and the humidity accuracy is +/-5%. [Up to 328ft/100m Wireless Remote]: This weather station supports up to 3 thermometer sensors to monitor different locations (1 sensor included, additional sensor can be ordered separately). Thermometer indoor outdoor can get the temperature and humidity records from 326ft/100m remote range away in open areas, making you easily know your surrounding climate condition. [Weather Stations Wireless Indoor Outdoor Multiple Sensors] The digital weather station has 3 remote channels, which can detect multiple locations such as baby room, storage room, wine cellar, vegetable shed, etc. Note: the package contains 1 sensor. [Icons Weather Station]: This wireless weather station calculates the weather forecast for 24 hours based on weather-related variables, including changes in temperature, humidity and barometric pressure to generate a accuracy personalized forecast for your location, allow 3 to for barometric calibration as an accurate personal forecast for your location.