Here is a review left by a customer on a product. Would you say he was satisfied or dissatisfied?
Title: Not acurate and very hard to calibrate
Review: The hygrometer I got is always 35% off what the actual RH is. It is either not able to be calibrated or I can not find a screw that is tiny enough to turn that screw in the back of it.Don't buy this hygrometer.
