Balcrank 3330 158 Control Handle, Digital Register, Flex 90 Extension, 1 4 turn Oil Drilling Accessories Base model pump has 1 2hp Base model pump has 1 2hp pump with 2 way valve and 1 2 gal reservoir All control system hardware conforms to CE Non resettable totalizer function: Shows total fluid flow through the meter from day one and is unaffected by low or dead batteries Meter housing: Unique totally encased polycarbonate housing with TP Elastomer over mold provides superb impact resistance while isolating the electronic register module (ERC) from the environment which provides an airtight seal with the meter body