Smart Mailbox Alarm for Delivered Mail, APP Alerts Wireless Long Range Mailbox Sensor with SBS50 Base Station, Up to 4 Years of Battery Life, SMA11

Note: Compatible only with 2.4 GHz Wi-Fi (incompatible with 5.0 GHz); connects to the Home Security App via the included base station. Real-Time Push Alerts & Multi-User Sharing: The moment your mail arrives, you'll receive an instant app push alert; manage various features from your phone, such as device sharing, mail reminder, one-button silence, adjusting volume up to 100 dB, and ringtone selection. Long-Distance Transmission, Accurate
Detection: With extensive coverage, the smart mailbox alarm maintains a strong and reliable connection to the base station via a 2.4 GHz Wi-Fi network, and promptly sends notifications to your phone. Compatibility with
Various Mailbox Types: This mailbox alarm is designed with a sleek and compact profile; compatible with curbside/post mount, wall mount, slot type, and cluster type mailboxes; not suitable for mail slots without lids. Extra Long Standby, Easy
Setup: The replaceable battery offers a long 4-year lifespan based on 5 daily triggers; the alarm is 100% wire-free and easy to install using the double-sided tape included; following the in-app instructions, simply add it to the app in seconds.
Built for All-Weather Durability: With its IP65 waterproof rating and an operating temperature range of 14140°F (-1060°C), this wireless mailbox alarm operates reliably even in extreme weather; ASA shell and silicone seal prevent fading caused by sunlight and UV rays.
Customize Your Home Safety System: Includes 1 mailbox alarm and 1 SBS50 base station; each base station can add 50 devices, providing complete coverage for both your indoor and outdoor properties; customize your device names for easy location and management as needed