Kestrel Instruments has been researching, developing and manufacturing technically advanced portable weather instruments for over 20 years that are used and trusted around the globe. Renowned for their extreme accuracy and reliability, Kestrel meters and dataloggers are relied on by professionals in firefighting, HazMat, military, meteorology and other demanding markets. Every Kestrel instrument undergoes rigorous functional and sealing testing and calibration against NIST-traceable standards before it leaves the plant. Every product built is also covered by a five-year warranty against defect or failure to perform. Kestrel meters and dataloggers are drop-proof, dust-proof, waterproof and able to withstand harsh environments without damage – so each can work as hard as you do, wherever you go.