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BLACK+DECKER Variant #210735 Smart Wi-Fi Water Sensor
Features
- Smart leak detection with 46-inch sump pump probe and built-in alarm
- Wireless Wi-Fi connectivity for remote monitoring
- App alerts and instant notifications
- Freeze detection capability
- Battery-powered operation
General specs
- Brand: BLACK+DECKER
- Seller: Retailer
- ID: B0F5BF963F
- Brand: BLACK+DECKER
- Alert Type: App Alerts, Instant Notifications
- Sensor Type: Sump Pump Probe
- Connectivity: Wi-Fi, Wireless
- Power Source: Battery-Powered
- Probe Length: 3.83 feet
- Pack Quantity: 1 Pack
- Detection Type: Water Leak Detection, Freeze Detection
- Monitoring Capability: Remote Monitoring
- First listed by seller: April 15, 2026
If you are interested in more details, you can find full information on the seller's page.
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Shipping options
Delivery to 
United States
United States
Available
For the homeowner who wants to protect their basement or laundry room from hidden leaks, this smart water sensor is your first line of defense. It goes beyond basic home security by offering peace of mind when you're away on vacation or at work, ensuring a small drip doesn't turn into a major repair bill.
You'll receive an app alert the moment the 46-inch probe detects moisture, often before you'd notice it yourself. The built-in alarm sounds locally to warn anyone nearby, while freeze detection helps prevent pipe bursts in cold areas. Set it up easily without tools, and monitor your home remotely with battery-powered reliability.
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| Brand | BLACK+DECKER | MOXIV | Shonmau | GoveeLife | SwitchBot | micmi |
| Model | AV3-SJ-001 | Water Sensor | H5043+H5058 | |||
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| Price | €15.61 | €33.01 | €8.92 | €53.54 | €41.94 | €22.04 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | May 28, 2026 | Apr 15, 2026 | May 28, 2026 | May 11, 2026 | May 20, 2026 | May 28, 2026 |
| Connectivity | Wi-Fi, Wireless | Wi-Fi, 2.4G | WiFi, 2.4G WiFi | |||
| Battery Life | Over 5 months standby | 5 years | Up to 2 years | 5 years | ||
| Voice Assistant Compatibility | Alexa | Alexa, Google Assistant, Siri | Alexa, Google Home | |||
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