Self-Powered Waterproof Doorbell with Adhesive Backing - No Installation Required, Easy to Use.

Introducing a revolutionary doorbell solution that combines convenience and durability. This self-powered, waterproof device eliminates the need for batteries or complicated wiring. Featuring an adhesive backing, it easily sticks to any surface, making installation a breeze and ensuring a secure, reliable hold. Designed to withstand the elements, it provides consistent performance in any weather condition. Ideal for homes or offices, its user-friendly functionality and sleek design make it an essential addition to any entryway. Power Supply Mode: Self-generated Voltage: AC100-230 Ring: 38 songs Power Consumption: 0.25 Scope Of Application: Villa, Apartment, Hospital, Elderly Call Button Manufacture country: China Instructions included: No