New Battery Oil Pump: Adjustable Flow Gun Head Enhances Efficiency: Pumps 2.4 Gallons Per Minute, Suitable for Any Condition. Outperforms Most Competitors. Compatible with Adapters for Different Sized Oil Tanks. Applicable Scope: The 1.2-inch diameter straw is suitable for most fuel containers. It is made of high-quality materials, non-toxic, odorless, easy to use, corrosion-resistant, and durable. Battery Converter: Equipped with a battery converter, you can choose to use 2 D batteries or 6 AA batteries (not including batteries). Extendable Hose: The straw length is 39.6 inches, widely used for the transportation of gases, light oils, kerosene, diesel, etc. Suitable for 3 to 5 gallon gas tanks. (Corrosive liquids cannot be transported) No Leakage: Prevent pump leakage during fueling and liquid transportation, without worrying about valuable fuel leakage during transportation. It can be used to pump gasoline, diesel, kerosene, and non-drinking water.