Pen All-Weather-97B Blue/MB Pumps Measure filter efficiency

Measure filter efficiency

reliable communication

The Sonic Water Level Meter reports static water level measurements without having to put any instruments down the well

and two user-selectable toxic sensors

the QL320 does not require close contact with the gas in order to measure emission rates

Pen All-Weather-97B Blue/MB Pumps Measure filter efficiencyWRITES UPSIDE DOWN Pressurized ink cartridge performs in temperatures from 30F to 250F, underwater (down to 35 ft), and at any angle. INK WON'T SKIP The proprietary ink and delivery system used exclusively in Rite in the Rain Pens will write without skipping in extremely wet conditions. WRITES THROUGH Permanent ink writes through water, sweat, grease, and mud without clumping or smearing. Unit: OneWarehouse Location: Portland, Maine