IP65 Dustproof & Waterproof: This wifi thermometer is built with IP65 protection, making it dustproof and waterproofideal for rainy days or harsh environments. Easily connect up to 3 sensors via Wi-Fi for seamless monitoring. Lightweight and portable, its perfect for kitchens, bathrooms, greenhouses, refrigerators, guitar cases, humidors, attics, basements, and more.