Product Smart Electric Ball Pump Built-in Digital LCD Display1.Used by professional, college and youth sports programs around the world2.LED digital gauge:You can preset a very accurate PSI, no need worrying about the ball& 39;s pressure too high or too low, that you can focus, not on the ball but, on the game.3.Rechageable lithium-ion battery: More than 30 ball top-ups on one charge. Individual players will rarely have to charge the ball pump...coaches will be able to inflate all the team balls over weeks of practice. Micro-USB charging cable included.4.All sports balls - soccer, football, volleyball, basketball, rugby, water polo, Assie-rules football, handball, etc.5.Portable and lightweight(0.55lb); easily stores safely in a backpack, glovebox, ball bag, or equipment kit.