Adult PM2.5 Filtering Face Mask With 2 Filter Inserts Black ADA_EL Panels We had these custom made

We had these custom made specifically for use with embedded Linux machines like the Pi

org's CS Discoveries curriculum

for making a closed-loop servo system

3A @ 250V* Overall height: 101mm

How are you going to get them all connected to your Arduino

Adult PM2.5 Filtering Face Mask With 2 Filter Inserts Black ADA_EL Panels We had these custom madeThis snazzy and smart Adult PM 2. 5 Filtering Mask in Black looks great while keeping you covered! The outer layer is made of a tightly woven cotton that holds its shape. The inner layer is made of a soft brushed cotton layer. The inner layer has an overlapping slot that you can slip a PM 2. 5 filter insert into. The mask comes with two filter pieces. You can wear this mask many times. After a week of wearing, remove the filter and replace it. Or you