X-Sense Smart Mailbox Alarm, Requires SBS50 Base Station, Wireless Long Range Mailbox Alert, Mailbox Sensor for Delivered Mail, SMA51
$17.99 $19.99
Product Description
SMA51 only works with the X-SENSE SBS50 base station, not other brands. 
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Customer Reviews
4.1 out of 5 stars 66
4.6 out of 5 stars 10
4.3 out of 5 stars 887
4.0 out of 5 stars 70
Price
$17.99$17.99
$22.99$22.99
$39.99$39.99
$39.99$39.99
Requires SBS50 Base Station
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Package include
Only 1 Mailbox Alert
Only 1 Base Station
1 Mailbox Alert&1 Base Station
2 Solar Lights &1 Base Station
Connectivity
2.4Ghz WiFi
2.4Ghz WiFi
2.4Ghz WiFi
2.4Ghz WiFi
No Monthly Fee
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Power Source
Replaceable Battery
Replaceable Battery
Replaceable Battery
Replaceable Battery
SBS50 Base Station Required: The SMA51 is an accessory for use with the SMA11 Smart Mailbox Kit and requires pairing with the SBS50 base station; the SBS50 base station can connect up to 50 mailbox alarms or other X-Sense compatible devices, ensuring full home coverage
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 X-Sense app in seconds
Built for All-Weather Durability: With its IP65 waterproof rating and an operating temperature range of 14–140°F (-10–60°C), this wireless mailbox alarm operates reliably even in extreme weather; ASA shell and silicone seal prevent fading caused by sunlight and UV rays
Customers say
Customers find the mailbox alarm works well, with one noting it operates efficiently in extreme temperatures. The device delivers phone notifications through the app, and one customer mentions it provides real-time push notifications to mobile devices. Customers appreciate its durability, with one highlighting its ability to withstand harsh weather conditions, and find it easy to set up. They like its range and X-Sense brand.
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