About this item Special pump head - 2 in 12 in 1 valve head, side by side design of Presta and Schrader valves. This superior pump head is easier to use on tires with Presta and Schrader valves No need for adapters and manual switching, convenient and error-free. /p Excellent anti-leakage system Hose head and valve have passed leak test, air does not leak (please make sure the LOCK handle is straight while pumping). The high-efficiency pump injects the maximum amount of air into the tire with every stroke, reducing pumping time. Pump water quickly and safely, whether its a bike or a car Ergonomic designT-shaped handle allows you to hold the pump with two hands, with excellent grip hand, strong thrust, more economical and efficient. The stainless steel pedal at the bottom allows you to be stable and safe during the pumping process, even under pressure Equipped with universal accessoriesEquipped with ball needles and jet ski nozzles , you can inflate ball items such as basketball, football, rugby, etc., and equipment such as swimming rings, life rings, balls, etc. The ball needle and the jet ski nozzle are linked with the pump, no need for separate storage or disassembly, and can be used directly, which is very convenient