About this item High-efficient — After a simple squeeze to start the pump the maximum volume flow rate is up to 4 Gallon per minute. Works for a variety of fuels/liquids — Suitable for transfer Kerosene, Alcohol, Gasoline, Engine Oil, Light Oil, Diesel Fuel, Domestic Water, etc. Highly adapted — Compatible with most devices; can be use to fuel the lawn mowers, tillers, portable generators; pumping out liquids from fish tanks, portable pools, etc. Simple to use — The siphon pump is easy to use, all you need to do is tighten the air cap, squeeze the operation bulb a few times to start. Heavy-duty material — Made of HDPE Plastic, resistant to most chemical solvents.