3.5gal. polyethylene tank with 12V pump makes oil changes easy!Self-contained oil change system extracts oil up to SAE 50 viscosity. Dipstick tube entry for easy access and clean removal. 16 Gauge battery cable with alligator clamps. Stable design with easy pour spout helps to prevent spills. Compact for easy storage. Fully assembled.Key FeaturesExtracts 5qt. (4.7L) of oil in less than 10 minutesUses your boats 12-volt power sourceHeavy-duty power cord with fuse protectionRugged non-collapsible suction tubeSelf-priming diaphragm pumpWater-resistant ON/OFF switchFlat tank is made from high-density polyethylenePump body is electro-deposition-coated (EDC) steelMounting base is electro-deposition-coated (EDC) aluminumDiaphragm made from highly oil-resistant thermoplastic rubberValves are highly oil-resistant fluoro-elastomerMotor: 12V DC w/integral power switchReceiver: Plastic w/3.5 gallon (13.2L) tankBattery leads: 7' (2.1cm) w/battery clipsSuction tube: 8' (2.4m) 1/4" (.64cm) OD, nylonOil removal in three stepsRemove dipstick and insert suction tubeAttache power cord clips to engine batterySwitch pump on to drain crankcaseOwners Manual