















💧 Stay dry, stay ahead—leak detection that never sleeps.
The SONOFF SNZB-05P water leak sensor offers ultra-sensitive 0.5mm liquid detection with a unique elevated probe design that avoids false triggers on metal surfaces. It supports unlimited extension cables for customizable coverage and integrates seamlessly with Zigbee 3.0 smart hubs like SONOFF NSPanel Pro and SmartThings. Real-time app alerts and local gateway alarms ensure you’re instantly notified of leaks, even during WiFi outages. Powered by a CR2477 battery, it delivers up to 5 years of maintenance-free operation, making it an essential smart home safeguard for proactive professionals.






| Battery description | Lithium |
| Number of batteries | 1 Lithium Metal batteries required. (included) |
| Voltage | 3 Volts (DC) |
| Control method | App |
| Noise level | 1 Decibels |
| Mounting type | Tabletop Mount |
| Sensor technology | [NI] |
| Manufacturer | SONOFF |
| Part Number | SNZB-05P |
| Product Dimensions | 4.8 x 4.8 x 2.1 cm; 50 g |
| Batteries | 1 Lithium Metal batteries required. (included) |
| Item model number | SNZB-05P |
| Item Package Quantity | 1 |
| Included Components | Quick Guide |
| Batteries included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium Manganese Dioxide |
| Item Weight | 50 g |
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