the device is a clear mask that goes across the face, covering the mouth and nose. incorporated is a system of fans and that adapt to the wearer’s breathing and cleans the air coming through the mask.
air filtering masks are popular in other parts of the world, like india, the country with the world’s most polluted air. they are also commonplace in china where ‘courtesy masks’ — surgical masks worn to prevent their germs from infecting others — are considered a polite thing to wear if you’re sick. however, only certain types actually include exhaust valves with levels of filtration performance.
Stop breadboarding and soldering – start making immediately! Adafruit’s Circuit Playground is jam-packed with LEDs, sensors, buttons, alligator clip pads and more. Build projects with Circuit Playground in a few minutes with the drag-and-drop MakeCode programming site, learn computer science using the CS Discoveries class on code.org, jump into CircuitPython to learn Python and hardware together, TinyGO, or even use the Arduino IDE. Circuit Playground Express is the newest and best Circuit Playground board, with support for CircuitPython, MakeCode, and Arduino. It has a powerful processor, 10 NeoPixels, mini speaker, InfraRed receive and transmit, two buttons, a switch, 14 alligator clip pads, and lots of sensors: capacitive touch, IR proximity, temperature, light, motion and sound. A whole wide world of electronics and coding is waiting for you, and it fits in the palm of your hand.