This fully automatic 15.7 CFM 2 stage inflation pump is perfect for your MiniCat, Happy Cat, ROWonAIR or Takacat boat! This is the big brother to the Speedy Inflation Pump, adding more precise accuracy and a built in pressure gauge. Stops automatically when full pressure is reached: Simply set the dial for the pressure required, and the pump automatically stops when your pre-selected pressure is reached. Includes a built-in precision pressure gauge, a 5'7" flexible tube and 9'10" power cord with alligator clips to attach to 12V battery power source (we use a jump box for starting cars). Complete with a handy shoulder bag and multi-diameter adapter set to fit a wide range of inflatables. Max amp draw of 20A @12V. Maximum air pressure of 14.5psi (1 BAR) Specifications Voltage: 12V DC Max. Pressure: 14.5psi (1 BAR) Power Connection: Alligator clips for 12V car battery Power Cord: 9'10' Amperage: 20A