STH0A Smart Thermometer Hygrometer

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STH0A Smart Thermometer Hygrometer - 3*Alarm+1*SBS50 Base Station(STH54)

App Notifications: Get instant alerts for alarms, battery, and faults via X-Sense Home Security app

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STH0A Smart Thermometer Hygrometer - 3*Alarm+1*SBS50 Base Station(STH54)

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 STH0A Thermo-Hygrometer

Screen Size

2.7 inches
Power Supply

2 × AA batteries (Pre-installed, Replaceable)
Voltage

1.5 V DC
Battery Capacity

1,800 mAh
Product Life

5 years
Battery Life

1 year
Material

ABS
Operating Temperature

-4–140°F (-20–60°C)
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)
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
Operating Humidity

0–99% RH
Operating Frequency

US: 902–928 MHz; EU: 868.0–868.6 MHz
Max RF Power

EU: 25 mW
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)

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

One base station can add up to 50 devices in total. Among them, a maximum of 10 thermo-hygrometers can be added, meaning the total number of STH51 and STH0A devices cannot exceed 10.
Wi-Fi Transmission Range

170 ft (50 m)
Wireless Protocol

IEEE 802.11b/g/n

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