M18 FUEL 2 Gallon Compact Quiet Compressor Only 68dB up to 2X quieter than competitive cordless units reduce noise on the job site to improve communication Compact, light weight with a suitcase style handle for easy carrying less fatigue while transporting Fully compatible with the entire M18T system of batteries (Battery and Charger not included) Single Turn Regulator and oil free pump POWERSTATE? Brushless Motor delivers maximum power and long motor life