However, these are exclusively available in Europe.

If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. is a deputy editor and Verge co-founder with a passion for human-centric cities, e-bikes, and life as ...

While learning about different types of vibration sensors for condition monitoring, I came across a cheap piezoelectric shock/tap/vibration sensor switch module hiding in a corner of my messy ...