Extech Humidity & Temperature Pen, 445580 Oilfield & Pipeline Ontario Mark III Trench Knife

Ontario Mark III Trench Knife - Ontartio Knife Model 8155

Brunton OmniSlope Overall Dimensions: 2

Steel siphon tube

Overlap longitudinal sweeps to prevent dead spots

Extech Humidity & Temperature Pen, 445580 Oilfield & Pipeline Ontario Mark III Trench KnifeTake this this handy humidity and temperature gauge on the go and rely on a long lasting 3V lithium battery for maximum usage time. This slim measuring tool will capture humidity readings from 10 to 90% RH and register temperatures from 14 to 122 ( 10 degrees to 50). It's an ideal tool for field work and a nice accoutrement for outdoor lovers. This utility tool will store maximum and minimum readings until the memory is cleared and includes a data