Multiple Icons- suggest what to wear based on OUT temperature IN Temp & Humidity OUT Temp La Crosse Technology WS-9740U-IT-NL All Features: Multiple Icons- suggest what to wear based on OUT temperature Wireless Outdoor Temperature Indoor Humidity (%RH) Indoor Temperature °F or °C Selectable MIN/MAX Temperature & Humidity Atomic Time & Date Set Automatically Automatically Adjusts for Daylight Saving Time 12 or 24 Hour Time Display Wall Hanging or Free Standing Specifications: 8 Different Icons Based on Outdoor Temperature Indoor Temperature Range: 14.1°F to 139.8°F (-10°C to +59.9°C) Outdoor Temperature Range: -39.8°F to +139.8°F (-39.9°C to +59.9°C) Indoor Humidity: 1 - 99% Transmission Range: 330 Feet Power Requirements: Receiver Power: 2 “AAA” Alkaline Batteries Sensor Power:2 “AA” Alkaline Batteries Battery Life: Up to 24 Months