Broad application range Suitable for business glass doors and residential entrance doors, the doorbell also works well in garden fence areas. It offers adaptable deployment for diverse home or business environments without placement restrictions. Easy installation Wireless doorbell with no drilling or wiring required. Pairing is quick and straightforward, providing ready-to-use operation with minimal setup. Reliable signal and range Delivers uninterrupted notification thanks to a stable radio frequency, strong wall penetration, and the ability to bridge distance for doorbell use across rooms and outdoor spaces. Energy efficiency and durability Smart sleep mode reduces unnecessary energy use, helping to extend battery life for long-lasting, maintenance-free notifications. Use scenarios - Storefront or office with a glass door: mount the wireless doorbell near the entrance and receive alerts inside the shop or office without wiring or drilling. - Garden fence or gate: place the unit outside to alert staff indoors when visitors arrive, with reliable transmission across outdoor space. - Residential front door: install at the entrance of a home or apartment and receive timely notifications throughout living spaces without cabling.