As many of you probably know, we have been working hard on an open hardware outdoor air quality monitor for quite some time. I am very happy to let you know that we completed the design, started the production process and are opening it today for pre-order.


The Key Features of the Monitor are:
- Fully open-source code so you can easily make adjustments
- Pre-soldered, easy to assemble, no soldering required
- Custom designed, beautiful weather proof enclosure
- Measures PM1, PM2.5, PM10, temperature and humidity
- Dual Plantower PM5003T sensors for enhanced accuracy
- Can be mounted on walls with 2 screws or on poles with 2 zip ties
- Wemos D1 MCU
- Includes 2m USB C cable
- PCB has a slot for TVOC or other sensor (sensor not included)
More information can be found on our dedicated page.
If you want to get the pre-order discount and support the production of this unit you can order now in our online shop.
I am grateful for the many people that contributed to the design and development and helped to not only create a highly functional and accurate design but also something visually appealing. A special thanks goes to Rinat Alima from Onion Studio for her support on the product design of the monitor.



