COOLADO REFILLABLE AIR PUMP. arrives and will be amazed at its capabilities! Inflate and deflate your balls in less than 2 minutes. It is self-contained with 1.5 hours of autonomy. The USB cable is included in the package. You can take it with you everywhere as long as it has no cables. It is small and light. Its size does not exceed a can of soda and weighs almost like a smart phone (140 grams). It has extra holes to fit all the balls. It can also help you light the fire in your barbecue. It has a hard case for safe transportation.