General description The 400m Waterproof Wireless Electronic Doorbell Kit is designed for convenience and reliability. With a wireless range of up to 400 meters, this doorbell ensures you never miss a visitor, even from several rooms away or on different floors. It features 55 melodies and 5 volume levels, allowing you to customize your doorbell sound to your preference. The kit includes a waterproof transmitter, making it suitable for outdoor use, and a blue LED indicator for visual alerts. Technical specifications Wireless range: up to 400 meters Waterproof rating: IP55 Melodies: 55 Volume levels: 5 Installation Plug the receiver into an outlet. Use the included adhesive tape or screws to attach the transmitter to the wall or doorframe. Usage The doorbell kit remembers the last melody and volume settings after power off, eliminating the need for resetting. The blue LED lights provide a visual signal for both owners and visitors.