Makita-built motor delivers 1, 100 lbs. Of dispensing force to dispense the highest viscosity adhesives and sealants 5 speed dial optimizes flow rate from 0-66 IPM Variable speed trigger allows user match speed to the application 360Degree rotatable cartridge holder fits 20 oz. Cartridges, sausage packs and bulk caulk and adhesives Includes 3 pistons for use with cartridges, sausage packs and bulk materials Voltage: 18.00