EM300-TH Temperature & Humidity Sensor
Temperature & Humidity
Sensor LoRaWAN
- IP67 Waterproof
- LoRaWAN® Wireless
- 5/10 Years Battery Life
- NFC for Configuring
High Sensitive Sensor
- -30°C to 70°C
- 0% to 100% RH
EM300-TH Adopts Sensirion industrial-grade digital temperature & humidity sensor, providing ±0.3℃ high accuracy of temperature and ±3% RH of humidity
LoRaWAN-Based
- EM300-TH compatible with industry-standard LoRaWAN® gateways
- With a range of up to 15 km in rural areas and 2 km in urban areas
IP67 Waterproof
EM300-TH equipped with IP67 rated enclosure to fit into more application scenarios

Industrial Grade Design

Ultra Low Power Consumption
Easily replaceable battery with up to 10 years service life
- ER18505 4000 mAh Li-SOCl2 Battery
- Dual Battery Holders (One Battery by Default)
Easy to Use
Switching on/off and configuring the device via NFC technology from mobile phone or PC
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2st Step |
3st Step |
Milesight IoT Cloud
- Remote monitoring of temperature and humidity with a phone
- Collaborative interaction with a variety of Milesight sensors
- Android & iOS versions allows you to manage devices at your fingertips
Applications
Residence / Office / Lab / Warehouse / Greenhouse / Cold Chain / Food PreservationLoRaWAN® | Frequency | CN470/RU864/IN865/EU868/US915/AU915/KR920/AS923 |
Tx Power | 20dBm (915) / 16dBm (868) / 17dBm (470) | |
Sensitivity | -137dBm @300bps | |
Mode | OTAA/ABP Class A | |
Temperature Measurement | Range | -30°C to + 70°C |
Accuracy | 0°C to + 70°C (±0.3°C), -30°C to 0°C (±0.6°C) | |
Resolution | 0.1°C | |
Humidity Measurement | Range | 0% to 100% RH |
Accuracy | 10% to 90% RH (±3%), below 10% and above 90% RH(±5%) | |
Resolution | 0.5% RH | |
Physical Characteristics | Power Supply | ER18505 Li-SOCl2 4000 mAh battery (8000 mAh optional) |
Battery Life | ≧ 5 years ( for 1 battery) | |
Operating Temperature | -30°C to 70°C | |
Ingress Protection | IP67 | |
Dimension | 88 × 87 × 27 mm | |
Mounting | Wall (screws or 3M adhesives) |