DuroMax XP28000iHT 28,000 Watt Tri Fuel Portable Inverter Generator w CO Alert bestseller lbs Weight(w Battery) 2 lbs Weight(w Battery) 2 Single unit simplicity: Charges Milwaukee V28 and M28 Lithium ion batteries 000 BTU Engine and Emission Specification Engine Type 4 Stroke Valve Type OHV Engine Cooling Type Forced Air Engine Size 999cc Engine Speed Variable Speed (Dependent on load) Starting Type Push Button Electric Start Yes Recoil Start No Remote Start Yes Idle Control Demand Based Variable Idle Fuel Delivery System Carburetor Fuel Types Gasoline 7 fluid oz Automatic Low Oil Shutdown Yes Cast Iron Sleeve Yes Bearing Type 6003 Sliding Bearing CO Sensor Shutdown Yes EPA Certified Yes CARB Certified No 50 State Compliant No Panel Specification AC Rated Voltage 120 240V AC Rated Frequency 60 Hz Total Harmonic Distortion (THD) <3% AC Phase Single Engine Type 4 Stroke Engine Displacement 999 cc Valve Type OHV Bore 90 mm Stroke 78