KNAFS Fuel Transfer Pump Kit Tank Sucker Newest High Flow Hand Pump Portable Manual Car Fuel Transfer Pump for Petrol Diesel Oil Liquid Water Fish Tank(1.5meter) Vehicle Oil Pump Kit

Pump Works only when the target container is lower than the source container. When liquid comes close you can pinch the hose and remove the hand pump placing hose end in target container. Rubber hand pump that starts siphoning liquid flow quickly. Hand pump for gasoline oil air water and other common liquids ideal for emergency gas transfer. You never have to start the siphoning process with your mouth. Never start the siphon process with your mouth it's extremely dangerous and grossly inefficient. Not suitable for drink water salt water and any chemical & corroding liquids.