Overview
The Inventory Master’s LoRaWAN Wireless Temperature Sensor with Long Battery Life is a high-quality wireless temperature monitoring device designed for long-term and reliable operation in tough environments. It features a long battery life of up to 3 years when reporting at 15-min intervals. This product collects temperature readings at preset intervals and transmits them via LoRa 433 MHz, allowing gateway devices to convert raw data into temperature and battery voltage information. Widely used in temperature monitoring applications, it provides stability, reliability, and efficient remote data collection.
Features
- Maximum 5 km long-distance measurement
- High-precision temperature and humidity sensor
- Easy USB configuration
- Temperature and humidity alarm notification
- Low battery level notification
- Button trigger for quick data testing
- LED light indicates different status
Technical Specifications
| Specification | Details |
| Inner Lithium Battery | Built-in 3.6 V / 3500 mAh (Non-Rechargeable) |
| Measure Range (Temp & Humidity) | Temp: –40 °C to +125 °C (–40 °F to +257 °F); Humidity: 0%–100% RH |
| Accuracy (Temp & Humidity) | Temp: ±0.3 °C (±0.54 °F); Humidity: ±3% RH |
| Exterior RF Antenna | Improves RF signal reception |
| Maximum Range (Open Area) | 5 km |
| Working Temperature | –20 °C to +60 °C (–4 °F to +140 °F) |
| Working Humidity | Up to 75% (non-condensing) |
| RF Frequency | 433 MHz |
| Modulation | LoRa |
| Transmit Power | 20 dBm (Adjustable) |
| Transmit Interval | 1–60 minutes (User definable) |
| Low Voltage Alarm | Yes (User definable) |
| Temperature Alarm | Yes (User definable) |
| Standby Current | < 7 µA |
| Waterproof Level | IP66 |
| Weight (N.W) | 0.298 lb (135 g) |
| Dimension | 106 mm × 57 mm × 33 mm (4.17 in × 2.24 in × 1.30 in) |
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