The is the most convenient pump on the market. It is great to use to inflate small inflatables and airbeds or to use with a 12V pump to top of your larger inflatables, so they are nice and firm. The double action hand pump provides a continuous stream of air on the up and down stroke for faster inflation. It is made from lightweight, non-corrosive plastic and comes with 4 inflation adapters for just about any valve you will come across.• Continuous airflow on the up and down stroke• 0.3 Bar pressure and 2 x 2 liter• Hose locking system allows the hose to lock into the body so it won't fall off during use• 4 universal valve adapters• Heavy-duty molded construction with ergonomic handle and foot plate Provides a continuous stream of air on the up and down stroke Heavy-duty molded construction with ergonomic handle and foot plate Comes with 4 inflation adapters for just about any valve | WOW Double Action Hand Pump