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The Tactical Loose Leaf sheets have a round, six-hole punch to fi t the "Rite in the Rain" Field Ring Binders.

This waterproof digital thermometer displays a broad range of high and low temperatures from -40F to +500F with the Celsius equivalent (-40C to 260C) available at the flick of a switch in addition to max/min and hold functions.

This thermometer can be used indoors or out to tell you the the current temperature plus the minimum and maximum temperatures.

These thermometers are guaranteed accurate to 1/2. Reads 10F to 100F in 1 divisions. Indicates present temperature and lowest temperature reached since last setting.

This Sling Psychrometer comes in a self-contained pocket case and slide rule sling psychrometer. High-impact plastic. White on black scale markings. Red liquid (alcohol) filled.