








📬 Stay ahead of your mail game with smart alerts that keep you connected!
The X-Sense Smart Mailbox Alarm is a sleek, wireless sensor that sends instant push notifications via a 2.4 GHz Wi-Fi connection when your mail arrives. Featuring a powerful 100 dB alert, 50-meter transmission range, and a 4-year battery life, it’s designed for easy installation and all-weather durability. Compatible with multiple mailbox types and expandable through the SBS50 base station, it’s the ultimate smart security upgrade for busy professionals who value convenience and peace of mind.




| Battery description | Lithium, Alkaline/Lithium |
| Number of batteries | 1 CR2 batteries required. (included) |
| Control method | App |
| Noise level | 100 Decibels |
| Mounting type | Wall Mount |
| Maximum range | 50 Meters |
| Sensor technology | Contact Sensor |
| UPC | 850053675409 |
| Wattage | 1000 milliamp_hours |
| Manufacturer | X-SENSE |
| Part number | X-SENSE |
| Item Weight | 222 g |
| Product Dimensions | 9.93 x 2.69 x 2.59 cm; 222 g |
| Batteries | 1 CR2 batteries required. (included) |
| Item model number | SMA11 |
| Color | Black |
| Style | Alarm |
| Item Package Quantity | 1 |
| Included components | 1 x Instruction Manual, 1 x SBS50 Base Station, 1 x User Manual, 1 X Smart Mailbox Alarm SMA51 |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium |
| tech_spec_battery_description_toys | Lithium, Alkaline/Lithium |
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