- Smart App (2.4 GHz Wi-Fi Only)
- Alexa Compatible
- Plant Monitoring
- Requires SBS50 Base Station
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3*Alarm+1*SBS50 Base Station(STH0A31)-White
$59.99 Save $14.99
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1*Alarm-White
$19.99 Save $0.00
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1*Alarm-Black
$19.99 Save $0.00
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3*Alarm+1*SBS50 Base Station(STH0A31)-Black
$52.99 Save $0.00
- Free Shipping Over $49
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5-YEAR WORRY-FREE WARRANTY
60-DAY MONEY BACK GUARANTEE -
Payment method
Protect Your Plants
Dew point and VPD (vapor pressure deficit) data
help you monitor humidity and create the optimal
conditions for faster, stronger plant growth.
Know the Data at a Glance
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Data Overview
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Trend Graphs
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Adjustable Alarm Range
Instant Alerts
Set customizable temperature and humidity ranges and
receive instant app alerts whenever the levels go beyond
these ranges.
Export Data at No Extra Cost
Store and export your data at no extra charge. Export by
day, week, or month to suit your preferences and get
helpful insights.
12-Month Replaceable Batteries
The two AA batteries in this thermo-hygrometer will last
for a whole year, and the device itself has a 5-year
lifespan, providing reliable 24/7 monitoring.
Stable Connection
The long transmission range ensures data is sent to the
base station and your phone with no interruptions,
keeping you informed and in control.
Customizable Comfort
Levels
Set your desired temperature and humidity levels so you
can quickly see if you need to act to keep your property
or plants safe and healthy.
Specification
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Screen Size
2.7 inches
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Power Supply
2 × AA batteries (Pre-installed, Replaceable)
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Voltage
1.5 V DC
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Battery Capacity
1,800 mAh
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Product Life
5 years
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Battery Life
1 year
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Material
ABS
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Operating Temperature
-4–140°F (-20–60°C)
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Temperature Accuracy
-4–32°F (-20–0°C): ±0.36–0.72°F (±0.2–0.4°C); 32–140°F (0–60°C): ±0.36°F (±0.2°C); Max Accuracy: ±0.72°F (±0.4°C)
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Humidity Accuracy
10–90% RH: ±2% RH; Max Accuracy: ±2.53% RH; 0–10%/90–99% RH: ±3% RH; Max Accuracy: ±3.5–5% RH
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Operating Humidity
0–99% RH
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Operating Frequency
US: 902–928 MHz; EU: 868.0–868.6 MHz
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Max RF Power
EU: 25 mW
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Alarm Volume
No sound when the temperature or humidity exceeds or falls below the set level (the base station will sound and an app push notification will be sent)
FAQs for Thermometer Hygrometer
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Can STH0A work without the SBS50 Base Station?
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Does STH0A work during power or internet outages?
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What are the key differences between the STH0A and the STH54 thermo-hygrometers?
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Can the X-Sense STH0A Thermo-Hygrometer be used in a refrigerator or freezer?