




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.
€79,99
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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.
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) |
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 | 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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