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No-App Moisture Meters
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AC Infinity Soil Sensor Probe for AI Controllers: Monitor soil moisture and saturation for gardens and grow spaces
For the indoor gardener who wants to automate watering with precision, this soil sensor probe is your silent assistant. It connects directly to your AC Infinity AI Controller, letting you monitor moisture levels in real-time from your phone. You get alerts before your plants show stress, so you can water exactly when needed.
This sensor focuses on gentle care. Its slim design slips into soil without disturbing delicate roots in fabric pots or grow beds. The detachable stem lets you place it deep where roots drink, while the IP67 seal keeps dirt and water out for reliable readings. Use it to trigger automated watering systems, turning guesswork into a consistent routine for healthier plants.
Features
- Designed exclusively for AC Infinity AI Controllers
- Detachable stem for secure deep soil placement
- IP67-rated seal protection against liquids and dirt
- Gentle on roots in soil and potting mixes
- Requires sensor splitters for multiple sensors
- Monitor soil moisture and saturation for gardens and grow spaces
General specs
- Brand: AC Infinity
- Seller: Amazon
- ID: B0DXY6ZLFL
- Brand: AC Infinity
- Function: Monitor soil moisture, Monitor soil saturation, Activate water devices, Send alerts through app
- Compatibility: AC Infinity AI Controllers
- Design Features: Detachable stem, IP67 seal protection, Gentle on roots
- Limitation Usage: Only one soil sensor per AI controller at a time
- Environments Suitable: Gardens, Grow tents, Grow spaces, Fabric pots, Grow beds
- Accessories Additional: Sensor splitters (sold separately)
- First listed by seller: 4/15/26
If you are interested in more details, you can find full information on the seller's page.
Amazon live offers
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FBA means the order is fulfilled by Amazon, even when the seller is a third-party merchant.
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New, Used and Refurbished describe the item condition shown for that Amazon offer.
Top live offer
$21.99
Free shipping
New
Third-party seller
FBA
Shippable
Offers updated: 5/31/26
Price History for seller Amazon
Shipping options
Delivery to 
Russia
Russia
Available
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Soil Sensor Probe for AI Controllers
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ECOWITT WH51B
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Smart Soil Moisture Meter Real-time soil moisture monitoring
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| Brand | AC Infinity | Gardena | Wicked Waterer | ECOWITT | ||
| Model | 19040-20 | WH51B | ||||
| Color | ||||||
| Rating |
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| Price | $21.99 | $155.77 | $21.26 | $17.99 | $24.99 | $19.77 |
| Seller | Amazon | Amazon | Banggood | Amazon | Amazon | Banggood |
| Update | May 20, 2026 | Apr 19, 2026 | May 9, 2026 | May 27, 2026 | May 27, 2026 | May 9, 2026 |
| Power Source | 2 AA batteries (not included) | AAA battery | Battery operated | |||
| Waterproof Rating | IP67 | IP66 | IPX5 | |||
Soil Sensor Probe for AI Controllers
$21.99
When this device makes sense
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