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Physical computing projects
which can help to reduce energy costs and extend the life of the product
two drive wheels
so having two means that this module can control two motors independently
No soldering or complicated engineering required—just follow the simple instructions and bring Otto DIY Kit to life
Fermion MEMS Gas Detection Sensor Ammonia (NH3) Distance/Proximity Physical computing projectsFermion MEMS Gas Detection Sensor Ammonia (NH3) (Breakout, 1 300ppm) The Fermion MEMS Ammonia NH3 Gas Detection Sensor. This sensor is great for keeping track of ammonia levels in different places. Its small, measuring just 13 x 13 x 2. 5mm, so it fits easily into your systems. It uses very little power less than 20mA helping you save on energy costs. Plus, it heats up quickly and gives fast readings, so you can rely on it when you need to check the
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