【Instant Notifications with Live View and Two-Way Audio】GuardianBell Pro sends real-time alerts to your phone whenever someone rings. See and talk to visitors instantly with the built-in camera and two-way audio—no matter where you are.   【Smart Motion Detection with Auto Snapshots】Equipped with advanced motion sensors, GuardianBell Pro detects activity at your door and captures snapshots automatically. Stay aware of what happens—even when no one rings.   【Long-Lasting Battery & Fast USB-C Charging】Powered by a 4000mAh rechargeable battery, GuardianBell Pro runs for weeks on a single charge. Recharge easily via USB-C—no frequent charging required.   【Easy, Wire-Free Installation】No wiring, no hassle. GuardianBell Pro installs in minutes using either adhesive backing or screws—perfect for renters and homeowners alike.   【Built for All Conditions – No Subscription Needed】With IP65 waterproofing, night vision, and a wide-angle lens, GuardianBell Pro works rain or shine, day or night. Core features like live view, two-way talk, motion alerts, and local recording are free—no subscription required. More than just a doorbell—GuardianBell Pro is your front door’s personal bodyguard. SPECIFICATIONS: Name: GuardianBell Pro Size: 0.22*0.13*0.04in Best of all, core features like live view and two-way audio, motion alerts, auto snapshots, and local recordings are all free—no subscription required for core features. Wi-Fi Notice: This device only supports 2.4GHz Wi-Fi networks (not compatible with 5GHz) package included:1* Smart WiFi Doorbell