Indoor Outdoor Thermometer Hygrometer 433MHz Wireless Weather Station LCD Backlit Temperature Humidity Monitor with 328ft/100m Remote Transmitter Barometric Pressure Display Low Battery Alert Monitor indoor/outdoor temperature, humidity, air pressure, and weather forecast in real-time with this wireless weather station. Features include a color LCD screen, memory function, long wireless ranges, dual power supply options, and a compact design suitable for various settings. Stay informed and prepared with this versatile and reliable weather station. Features: Real-time monitoring of indoor/outdoor temperature (℃/℉), humidity, air pressure, and weather forecast with 24-hour high and low temperature and humidity memory function. Equipped with an LCD color screen featuring large font display for clear and easy reading. Backlit display that turns off 10 seconds after touching when powered by batteries, and can stay on when plugged in. One receiver can connect to up to 3 transmitters, with a wireless reception ranges of 328ft/100m (in open areas). Operating at a frequency of 433MHz, the reception channel can be manually switched. Dual power supply options - the receiver can be powered by 3 AAA batteries or a Type-C charging cable, while the transmitter uses 2 AA batteries, with low battery reminder. Batteries not included in the package. Compact and lightweight design with a stand for wall mounting or stable placement on a desktop. Suitable for use in homes, offices, bedrooms, apartments, etc. The outdoor unit is IPX4 waterproof, ensuring durability even in rainy conditions. Specifications: Color: White/Black(optional) Material: Plastics Power: Receiver: 3 * AAA Battery(Not Included) or DC5V             Transmitter: 2 * AA Battery(Not Included) Indoor Temperature Display Ranges: -10℃～+50℃ & 14℉～+122℉ Outdoor Temperature Display Ranges: -40℃～+70℃ & -40℉～+158℉ Humidity Display Ranges: 20%～95%RH Temperature Display Resolution: 0.1℃/0.1℉ Humidity Display Resolution: 1%RH Refresh Interval: 10s Receiver Size: 133 * 91 * 25mm/ 5.2 * 3.6 * 1.0in Transmitter Size: 50 * 23 * 109mm/ 2.0 * 0.9 * 4.3in Item Weight: 210g/ 7.4oz Package Size: 188 * 120 * 35mm/ 7.4 * 4.7 * 1.4in Package Weight: 263g/ 9.3oz Packing List: 1 * Weather Station(Receiver) 1 * Transmitter 1 * Type-C Cable 1 * User's Manual