3 Wireless Outdoor Sensor: Outdoor Temperature Measurement Range: -40 (-4) ~ 70 (158) Outdoor Humidity Measurement Range: 20% RH to 95% RH Data Transmission Frequency: 433 MHz Wireless Range: Max. 60 meters (open area) Compatible Battery: 2 * LR6 1.5V (size AA) (Not included) Protection Class: IPX4 Wireless Outdoor Sensor: 9.6 * 3.4 * 5cm / 3.8 * 1.3 * 2inch ---------------------------------------------------------------- WiFi Weather Station Size: 20.5 * 3 * 13cm / 8.1 * 1.2 * 5.1inch Item Weight: 580g / 20.5oz Package Size: 24.9 * 16.6 * 7cm / 9.8 * 6.5 * 2.8inch Package Weight: 685g / 24.2oz Package List: 1 * Color WiFi Weather Station 1 * Wireless Outdoor Sensor 1 * Power Adapter 1 * User Manual (English, German, French, Italian, Spanish) Note: The weather station was upgraded and it added a Bluetooth module to the connection. It is easier and more convenient to connect and use the app. In order to distinguish the new version, the products in the order we ship will not have a logo. AA batteries are not included. Delivery takes 2-3 Weeks