--【No Battery Needed】 Utilizing self-powering technology, a simple press converts kinetic energy into electrical energy, instantly transmitting wireless signals. Say goodbye to frequent battery replacements and reduce environmental battery pollution with this eco-friendly wireless doorbell.

--【Extended Range and Strong Signal】 This doorbell features long-range wireless transmission, reaching up to 150 meters in open spaces. With excellent penetration, it works seamlessly through walls, ensuring reliable performance throughout your home.

--【Wide Selection of Ringtones】 Move beyond the traditional "ding-dong" sound with 58 melodious chimes to choose from. Enjoy vibrant and cheerful tones that suit your preferences, bringing extra delight to your daily life.

--【Flexible Configurations】 Designed for various home layouts, this wireless doorbell supports multiple combinations. Pair one button with up to 10 receivers. Perfect for single-story homes, multi-floor houses, or front-and-rear door setups. One press ensures synchronized chimes throughout your home for convenient and seamless use.

--【Custom Ringtones for Different Doors】 In multi-pairing mode, assign unique chimes to each button. Easily distinguish between front and rear doors with different ringtones, eliminating confusion and ensuring you answer the right door.

--【Four Functional Modes】 Equipped with a built-in lighting feature, the doorbell offers four modes: ring-only, light-only, both ring and light, or silent mode with lighting. Tailor the settings to your needs, such as using lights for hearing-impaired individuals to signal visitors.

--【Adjustable Volume Levels】 Choose from four volume levels to suit your environment. Lower the sound for quiet weekends or increase it to ensure you hear visitors even in noisy settings.

--【Smart Memory Function】 After a power outage, the doorbell retains your previous settings, eliminating the need for reconfiguration.

--【Weatherproof and Durable】 With IP44 waterproof and dustproof protection, this self-powered doorbell is designed for both indoor and outdoor use, offering reliable performance in any weather.