Electric Sprayer Pump, Inlet/Outlet 1/2 in FNPT, Housing Material - Pumps Polypropylene, Max. Temp - Pumps 140 Degrees F, Max. Flow 7.0 gpm, Max. Pressure - Pumps 60 psi, Voltage - Pumps 12V DC, Diaphragm, Diaphragm Material Santoprene(R), Check Valve Viton(R), Pressure On 57 psi, Pressure Off 60 psi, Length (In.) 9.19 in, Width (In.) 5.34 in, Height (In.) 5.28 in, Prime in Feet 12, GPM @ 0 PSI 7.2, GPM @ 20 PSI 6.4, GPM @ 40 PSI 5.6, Motor Type Totally Enclosed Nonventilated, Self-Priming Yes