Battery Operated Doorbell This wireless doorbell is powered by 3 AAA batteries (included), eliminating the need for an electrical outlet. The receiver can be mounted easily on the wall using screws or can be placed on a desk. Take it with you to the backyard, basement, garage, or bedroom for convenient use. Wireless Doorbell with Touch Button Featuring a user-friendly touch button design, this wireless doorbell is both IP44 dustproof and designed for higher sensitivity with lower energy consumption. The push button is suitable for both indoor and outdoor installation, ensuring versatility in placement. Flashing Light Doorbell With 36 melodies and 4 adjustable volume levels (mute, low, medium, high), this wireless doorbell is ideal for any home. The built-in large LED indicator provides additional assistance for hearing-impaired individuals, ensuring everyone is notified when someone is at the door. Long Operating Range Up to 1000ft Experience a strong wireless signal with a range of up to 1000 feet in open areas. This doorbell will not interfere with other home devices or those of your neighbors, providing reliable performance without disruption. Easy to Install Doorbell Installation is straightforward: simply insert the 3 AAA batteries into the receiver and attach the transmitter to the door frame (don’t forget to remove the insulating sheet inside). For optimal performance, avoid placing the doorbell near metal objects or electronic devices like televisions, WiFi routers, and computers. Use Scenarios: - Ideal for homes with multiple entry points, allowing you to hear the doorbell from anywhere in the house or yard. - Perfect for use in home offices, garages, and basements where traditional doorbells may not reach. - Suitable for elderly or hearing-impaired family members who benefit from the visual alert feature.