Kestrel RH Calibration Kit Air Density and the protected battery pack

and the protected battery pack make it especially suitable for young children

providing a complete history of conditions on the fire from the moment you arrive

Red lighting keeps you from blinding those around you and a reflective headband allows you to remain visible at night

USA-Made with 5-Year Factory Warranty

Two handles for increased horn durability and added protection against corrosion

Kestrel RH Calibration Kit Air Density and the protected battery packKestrel RH Calibration Kit (Part #0802) Keep your Kestrel weather meter performing at peak accuracy with the Kestrel Relative Humidity (RH) Calibration Kit. Designed for field and laboratory recalibration, this kit allows you to restore the accuracy of your Kestrels humidity sensor whenever needed. Kit Includes Three clear, sealable calibration containers One container of magnesium chloride calibration salt One container of sodium chloride calibration