Introducing our Self-Powered Wireless Doorbell, a versatile and innovative solution designed to enhance convenience and security in any setting. Ideal for homes, classrooms, or offices, this doorbell combines advanced features with user-friendly design for an exceptional experience. 38 Ringtones and 4 Speed Volume: Choose from 38 distinct music options to personalize your doorbell experience. With a music switch and four-speed volume adjustment, including a mute flash option, you can easily tailor the sound to suit your environment and preference, ensuring you never miss a visitor. Multiple Functions: This multifunctional doorbell not only alerts you to guests but also displays the time, temperature, and humidity. With settings available in both Fahrenheit and Celsius, it provides real-time environmental monitoring and can be adjusted according to regional preferences, making it adaptable for various climates and countries. HD Digital Display: Enjoy a clear and visually appealing experience with the high-definition digital display. Designed with an ambiance-based high brightness PC board screen, it enhances visual enjoyment while providing easy-to-read information about your environment, all at a glance. Easy to Install: The plug-in wireless doorbell offers a straightforward plug-and-play setup. Simply insert the receiver into a socket and affix the button to the wall using the provided double-sided adhesive tape. No complex wiring or tools are required, making installation quick and hassle-free. Long Distance Transmission: Benefit from reliable performance with the high-frequency electronic wireless remote doorbell, which uses FM signal technology. With a transmission range of up to 100 meters and strong interference resistance, it ensures clear and consistent communication even in busy electronic environments. Upgrade your space with our Self-Powered Wireless Doorbell, combining functionality, ease of use, and modern design. Perfect for enhancing both convenience and security, this doorbell is an excellent choice for any home, classroom, or professional setting.