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Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31
Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31
Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31
Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31
Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31
Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31
Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31
Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31
Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31
Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31

Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31 - STH0A31

The X-Sense STH0A41 Thermo-Hygrometer kit combines precision, smart app control, and plant-friendly features. With a 2.8-inch LCD screen, Swiss-made sensor, and real-time alerts, it’s perfect for indoor monitoring and plant environment management.

$64.99
STH0A31 STH0A
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Smart Indoor Thermo-Hygrometer with LCD Display & App Control | X-Sense STH0A, STH0A31

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STH0A31

  • STH0A31
  • STH0A
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15 - 50 10% OFF SPO10
51 - 100 15% OFF SPO15
101 - 200 18% OFF SPO18
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Swiss-Made Sensor for Precision Monitoring
Built with a Swiss-made sensor, the X-Sense STH0A delivers highly accurate readings: Temperature Range: -20°C to 60°C with ±0.2°C accuracy. Humidity Range: 0-99%RH with ±2%RH accuracy. This ensures precise tracking for sensitive environments like greenhouses, wine cellars, or baby rooms.
Comprehensive Temperature & Humidity Monitoring with the Smart App
Easily track your home's temperature, humidity, and dew point with real-time updates and 1 year of historical data. Perfect for maintaining indoor comfort and supporting home gardening or plant care, the app lets you set custom alerts for temperature and humidity changes, ensuring a healthy environment. Receive instant notifications, export data for free, and share monitoring access with families and friends.
Clear 2.8-Inch LCD Display with Comfort Level
Effortlessly track temperature, humidity, and comfort levels with the bright digital screen, maintain ideal conditions for your home, plants, or indoor spaces. Perfect for managing moisture levels, and indoor temperature at a glance.
Long-Range Connectivity & Unified App Control
Supports up to 50 devices (10 thermo-hygrometers) with a 1700ft (500m) range. Manage all your devices, including X-Sense smoke alarms and CO alarms, conveniently in one app.

Check the temperature or humidity of any paired device simply by asking Alexa, making monitoring effortless and intuitive.

Compact Design with Flexible Placement, supports flat placement or wall mounting.

Ideal for open spaces (living rooms, wine cellars, greenhouses) and enclosed spaces (cigar cases, guitar boxes, reptile tanks).

Specifications of SWS0A Water Leak Sensor


Model SWS0A Power Supply 2 x 1.5 V AAA batteries (replaceable)
Operating Life 5 years Connection Distance (in open air) 1,700 ft (500 m)
Battery Life 3 years Sensor Type Sensor probe
Operating Temperature 32–122°F (0–50°C) Operating Relative Humidity ≤ 90% RH (non-condensing)
Operating Frequency US: 902–928 MHz; EU: 869.25–869.3 MHz Max. RF Power EU: 10 mW
Waterproof Rating IP67 Product Thickness 0.68 in (17.3 mm)


Specifications of SBS50 Base Station


Model SBS50 Power Supply Input: 100–240 V AC 50/60 Hz; Output: 5.0 V — 1.0 A
Operating Temperature 40–100°F (4.4–37.8°C) Operating Relative Humidity 0–85% RH (non-condensing)
Alarm Volume 100 dB App X-Sense Home Security (both Android and iOS supported)
Operating Frequency US: 902–928 MHz / EU: 868–868.6 MHz (25 mW) / 869.25–869.3 MHz (10 mW) / 2400–2483.5 MHz (100 mW) Maximum Number of Allowed Units 50 devices can be added to the SBS50 base station
Wi-Fi Transmission Range 170 ft (50 m) Wireless Protocol IEEE 802.11b/g/n

FAQs for Smoke Detectors

Can STH0A work without the SBS50 Base Station?

 
Yes, STH0A can monitor indoor temperature and humidity independently and display the data on its screen. However, without the base station, you won't be able to use the app features for remote monitoring or data logging.

Does STH0A work during power or internet outages?

 
Absolutely! STH0A has a built-in battery, so it can continue monitoring and displaying temperature and humidity during power or internet outages, as long as the battery has power. During internet outages: STH0A can store up to 15 days of data, provided the base station remains powered. Data will sync to the app as soon as the connection is restored. During base station power outages: The thermo-hygrometer can store up to 3 days of data, which will upload to the base station once power is restored. This ensures uninterrupted monitoring and reliable data storage, even in challenging conditions.

What are the key differences between the STH0A and the STH54 thermo-hygrometers?

 
The main difference lies in the display:

The STH0A features a 2.8-inch LCD screen that shows real-time temperature, humidity, and comfort levels directly on the device.So you can use the STH0A directly without the base station if you don't need the smart APP functions. The STH54 does not have a display and relies entirely on the app for monitoring.

The STH0A supports dew point and VPD (Vapor Pressure Deficit) tracking via the app, while the STH54 does not include this plant-friendly features.

Can the X-Sense STH0A Thermo-Hygrometer be used in a refrigerator or freezer?

 
Not recommended. Prolonged use in refrigerators or freezers is discouraged because low temperatures can shorten battery life and affect device connectivity. The recommended working temperature range is 14°F to 140°F (-10°C to 60°C) for optimal performance.

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