Indoor Air Quality sensor  Display

A wireless LoRaWAN® sensor for indoor environments that measures CO2 levels, temperature, and humidity. The sensor is equipped with a display, which enables effortless access to real-time information at a glance. The 2.13″ e-paper display has configurable features via downlink, NFC, or custom order. Add your company logo, change to an inverted color scheme, or from Celsius to Fahrenheit.

The Scandinavian design makes it discrete in business, public, and home environments. The sensor requires low maintenance with its long battery life (up to 10 years), and the batteries can easily be changed when needed. Configurations of the sensor, such as sample rate, data rate, encryption keys, triggers, activation, and more, can quickly be done via NFC with a smartphone or via downlink.


The Smart Building Sensor for indoor environment monitoring.

Give people knowledge about their home environment.
ERS is a smart and professional LoRaWAN® sensor for indoor climate measurements. It has a clean and modern design which makes it discrete in both business and home environments. ERS can measure temperature, humidity, light, and room activity. The sensor is highly configurable, and the user can change all parameters as they like. ERS works great as a sensor for smart building, dynamic workspaces, or climate control.  

CO2 Level


Motion PIR


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Near Field Communication

All Elsys sensors are equipped with NFC for easy configuration with an Android phone. You can change the sample rate, data rate, encryption keys, triggers, activation, and much more.

All changes can be done with our application Sensor Settings

Battery lasts up to 10 years

Our sensors have a remarkably good battery life. For this sensor, it can last up to 10 years. How long the battery actually will last depends on the sample interval, transmit interval, data rate, and environmental factors.

You are welcome to use our online battery life calculator.