Here is a compact wearable device that monitors UV index, air temperature, humidity and air pressure to take the guesswork out of the process. The UV-badge helps you avoid UV overexposure when spending time outside. It can also help you predict weather changes, estimate elevation, and monitor changes over time.
More gadgets like this: here
UV-badge - V4.0 firmware
UV-badge takes a measurement every 2 seconds but goes to sleep after 30 seconds of inactivity. It works as a thermometer, barometer, and altimeter. The product has a hackable design.
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