Enabled for home or business use, this AcuRite Wi-Fi Wireless Weather Station has a professional feel at a personal price. The weather station remote sensor reaches up to 330 feet (100 meters) using a 433 MHz wireless signal. The best-in-class display allows easy and clear readability from almost any angle. The cleverly designed information center allows for maximum info without clutter. Reliable and accurate weather data with hyper-local measurement. Display requires 3 AAA batteries (not included). 5-in-1 Weather sensor requires 4 AAA batteries (not included)