Upgrade your home or office with this Battery Wireless Door Bell with Chime, designed for convenience and reliability. Featuring 36 selectable tune songs, it lets you choose the sound that suits your space. The wireless, no-wiring design makes installation quick and easy simply mount and use. With low energy consumption, the doorbell ensures long-lasting battery performance, while its durable build guarantees dependable use over time. Ideal for homes, offices and shops.