You’ll never know how accurate your smart home sensors are unless you test them. Even buying six of the same sensor could yield six slightly different results, a ...

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. We’re going ...

The THWD-3, a relative humidity-temperature reader, uses a precision capacitance sensor to deliver accurate performance with long-term stability. This high-accuracy instrument measures the full range ...

If you want to add humidity and temperature sensors to your home automation sensor, you can — like [Maker’s Fun Duck] did — buy some generic ones for about a buck. For a dollar, you get a little ...