Outdoor suitability - Designed for outdoor use and suitable for business glass doors and private entry doors. Also effective in garden fence zones and other outdoor areas, delivering consistent performance at any mounting location. Easy setup - Wireless doorbell with no drilling or cable laying required. Ready to use after a simple pairing with minimal setup effort for effortless operation. Reliable signal - Delivers stable frequency transmission with strong wall penetration and extended range to ensure reliable doorbell performance across different environments. Smart power management - Advanced sleep mode minimizes energy consumption, delivering excellent battery life while maintaining reliable visitor detection. Use scenarios - Retail storefront with a glass entrance: easy installation without wiring and strong signal through walls to alert staff at the counter. - Private home entry: can be mounted on exterior wall near the main door or side door without drilling, providing quick alerts for visitors. - Garden or outdoor gate: suited for fence line or garden perimeter where long-range, wall-penetrating signal ensures alerts reach wireless receivers located indoors.