General description This Wireless Doorbell is designed for outdoor use, featuring a waterproof design and a wide operating range of up to 300 meters. It is perfect for homes and offices, ensuring you never miss a visitor. Technical specifications Operating range: up to 300 meters Waterproof rating: IP44 Power source: three 1.5V batteries Volume levels: five adjustable levels Melodies: 60 diverse music options Installation Two installation methods: traditional drilling installation and no-drill installation with accessories Easy to install without damaging walls, suitable for both renters and homeowners Usage Adjustable volume levels for clear sound in various environments Long-term stable use with minimal battery changes required Other information