Elsys ERS Display Lite LoRa - Indoor Temperature & Humidity Sensor
Battery-Powered, 2.1" E-Paper Display, LoRaWAN Certified
The ERS Display Lite LoRa is a versatile indoor climate sensor that measures temperature and humidity with real-time data visualization on its integrated 2.1" E-paper display. This battery-powered device is designed for convenient wall mounting in smart buildings, offices, and indoor environments where monitoring climate conditions is essential.
Featuring LoRaWAN® connectivity and NFC configuration capabilities, the sensor provides reliable long-range wireless communication with extremely low power consumption. The E-paper display continues to show readings even when the device is unpowered, ensuring continuous visibility of environmental data without requiring constant network connectivity.
KEY FEATURES
- Advanced Visualization Technology
- 2.1" E-paper display shows real-time temperature and humidity readings
- Display maintains information even when unpowered
- Configurable display options: Celsius/Fahrenheit, invertable color scheme
- LoRaWAN® Connectivity
- LoRaWAN® 1.0.4 certified with Regional Parameters RP002-1.0.3
- Superior link budget (137 dB to 151 dB) for reliable indoor coverage
- End-to-end encryption (AES-CTR) with data integrity protection
- User-Friendly Configuration
- NFC support for easy configuration with NFC-enabled smartphones
- Over-the-air configuration capabilities
- Configurable sampling and transmission intervals
Typical Applications
- Smart Buildings
- Office environmental monitoring
- Meeting room climate control
- Facility Management
- Workplace comfort optimization
- Indoor air quality management
Technical Specifications
| Specification |
Value |
| Dimensions |
76.2 × 76.2 × 22.5 mm |
| Weight |
53-60g (excluding batteries)
70-95g (including batteries) |
| Temperature Range |
0 to 50°C |
| Temperature Accuracy |
±0.2°C |
| Humidity Range |
0-85% RH (non-condensing) |
| Humidity Accuracy |
±2% RH at 25°C |
| Battery Type |
2 × 3.6V AA Lithium Batteries (ER14505) |
| Battery Life |
Up to 10 years (depending on configuration) |
Power & Communication
- Power Supply
- Battery-powered with 2 × AA 3.6V Lithium Batteries (ER14505)
- Long battery life of up to 10 years with optimal settings
- Wireless Features
- Supports multiple LoRaWAN® regions: EU868, IN865, US915, AU915, AS923, HK923, KR923
- Configurable sampling and transmission intervals (default 10 min)
- Maximum transmit power of 14 dBm EIRP
Certifications & Standards
- LoRaWAN® 1.0.4 certified
- RED 2014/53/EU
- RoHS 2011/65/EU
- WEEE 2012/19/EU
Note: Batteries are not included. This product requires 2 × AA 3.6V Lithium Batteries (ER14505).