Discharge rate: 60L/min; 2cfm. Voltage: DC 12V Storage Battery Drive. Lubricating Oil: Oil free. Of stage and cylinder: 1. Receiver tank: 10 liters stainless steel. Noise: Less than 45dB(A). Dimension: 500 x 450 x 450mm / 19.7 x 17.7 x 17.7 inch. Weight: 22kg / 55lb. Voltage: 12V storage battery drive (battery is not included), Power: 550W, Working Pressure: 0.8MPa / 8bar / 110psi, Flow Charging Rate: 60L/min; 2cfm, Type: Oil-free pump, no need any lubricate oil to take in. 1x 50ft Hose? 1x Respirator. Through regulator with water separator, then purified by filter. Discharge clean air for diving breathing. 10 liters Sandblasting Gas Tank? Two air outlets can be used for underwater work for two people at the same time. The same product itself adds a gas storage tank, and the safety can be more guaranteed. Widely used in Kayak Dive, Hookah Dive, Long Hose Gauge Scuba Diving, Commercial Boat Cleaning, Pool Cleaning, Dive Inspection, Lobstering Diving Propeller inspection etc. Satisfaction Guarantee: HPDAVV guarantees the best quality of our products.