Hand Pump

(1) Works while pushing and pulling;
(2)Comparing with traditional pump you only need half of the time;
(3) It supply airflow on both up and down strokes, make it easy for inflation work.
(4)Ideal for inflatable mattresses, toys, rubber boats and tents;
(5) Super efficient with time spent pumping;
(6) High volume side inflates and deflates;
(7) Contain 3-5(according the article) nozzles, adaptable to all king of valves.