I missed a rather nice precision humidity and temperature sensor from Sensiron when it first emerged. SHT45 is only 1.5 x 1.5 x 0.5 and is specified at ±1.0% relative humidity and ±0.1°C temperature accuracy. AND, it draws under a μA 🙂 Here are the specs: 1% typical RH accuracy 0 – 100% RH range …
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