115VAC Electric Diaphragm Pump with reciprocating, spring driven configuration that maintains constant pressure regardless of load. Pump automatically goes neutral when the end of hose valve is shut off. Glass-reinforced polypropylene pump housing provides integrity and excellent material compatibility inside and out. Motor is UL listed, Explosion Proof. Large, Portable Tubular Frame with Top and Bottom Tote Adapter Kits, Santoprene Diaphragms, and EPDM Elastomers. Includes 825 Digital Meter, 1"x12' Hose, 1"x9' EPDM Hose, and Shutoff Ball Valve.