Title: Wireless Weather Station with Indoor/Outdoor Temperarure & Humidity and Forecast Digital Wireless Weather Station Sensor Indoor/Outdoor temperature forecast Digital Indoor Outdoor Wireless Weather Station Temperature Humidity Remote Digital Wireless Weather Station Sensor Indoor/Outdoor temperature forecast NEW Features: 1). Outdoor and indoor humidity (%RH); 2). Outdoor and indoor temperature (¡ãF or ¡ãC); 3). Records min. and max. Humidity; 4). Records min. and max. temperature; 5). Air pressure with graph; 6). Weather forecast tendency; 7). Forecast icons based on changing barometric pressure (3mbar trigger normal weather change, 5mbar trigger storm weather); 8). Time and date by manual setting; 9). Time Zone Setting; 10). 12 or 24-hour time display; 11). Perpetual calendar; 12). Time alarm; 13). Can receive up to 3 sensors; 14). Wall hanging or free standing; 15). Included one transmitter; Product Specification 1). Indoor temperature range: -9.9¡ãC to + 60¡ãC; 2). Outdoor temperature range: -40¡ãC to 65¡ãC; 3). Temperature accuracy:+/-1.0¡ãC; 4). Indoor humidity range: 20%RH-95%; 5). Quartz time accuracy:+/-1.0s per day; 6). Base station: 2XAA 1.5V LR6 Alkaline batteries; 7). Transmitter WH5: 2XAAA 1.5V LR05 Alkaline batteries; 8). Battery life: Minimum 12 months for base station; Minimum 24 months for remote sensor; Package: 1*thermometer User Manual