If you want to measure humidity (and temperature, and maybe even barometric pressure) in a device that you’re building, have a look at this comprehensive test of seven different options.

temperature, humidity and oxygen concentration. The ultrasonic technology enables 4-in-1 combined sensor operation. The instrument is suitable in binary gases for medical ventilators, assisting in ...

A small positive change means signals a 1 degree increase in temperature. A capacitor type of hygrometer is usually used to measure relative humidity. The sensor has a dielectric polymer layer ...

You can recalibrate the temperature and humidity settings if they seem a bit ... in any part of your home with its Swiss-made sensor. Add in the current low cost of $50 to $60 and it's an ideal ...

Feeling happy with this result, I repeated the steps to display the humidity in the menu bar alongside the temperature. Although the Eve Weather also has a pressure sensor, that data cannot be ...

For as little as $4 USD each, you’ve got a slick energy efficient sensor with an integrated LCD that broadcasts the current temperature and humidity over Bluetooth Low Energy. You could probably ...