Solinst Model 408M Micro Double Valve Pump Water Level Meter and be seen in MCR

and be seen in MCR Safety FR Hi-Vis work shirts

Narrow 16 mm (5/8") diameter probe

It is used to pump large quantities  from shallow wells

After performing the required ten pump strokes the reagent ampoule must be broken

Multifunctional sensor unit (New Intelligent sensor)

Solinst Model 408M Micro Double Valve Pump Water Level Meter and be seen in MCRSolinst Model 408M Micro Double Valve Pump Key Features Only 3 8" (10mm) in diameter, ideal for narrow applications Flexible Teflon, goes almost anywhere Inexpensive and readily dedicated Overview The Solinst Model 408M Micro Double Valve Pump (Micro DVP) has a remarkably small and flexible design. It is a pneumatic pump similar to a Bladder Pump, but using coaxial Teflon tubing rather than a Teflon bladder to give high quality samples. It is small