GRT1021: Features: -Locking pull-out handle provides leverage for maximum mobility.-10 inch (25.4 cm) pneumatic tires for tough terrain.-Recessed gauges, roll cage design.-Electric, direct drive, oil splash pump.-3450 RPM.-Heavy duty pump features a cast iron cylinder.-Overload protection with manual reset.-HP peak: 2.5.-CFM at 90PSI: 4.5.-Max PSI: 150.-On/Off PSI: 110/150.-Tank Capacity: 4 gallons.-Pump up: 77 seconds.-Recovery: 19 seconds.-Lubrication: Oil. Includes: -Initial oil fill included. Specifications: -Draw: 14 amps. Dimensions: -Weight: 88 lbs.-Dimensions: 20'' H X 22'' W x 23.6'' D. Warranty: -12-month warranty.