Multi-function pump, easy to carry, widely used, variety of inflatable / British, American, French, multi-function nozzle, motorcycle, electric scooter, tricycle, inflatable, basketball, volleyball , inflatable boats and other inflatable boats, Short type without pump, max pressure: 120PSI, length 320mm, high pressure, with voltmeter, maximum pressure, 140PSI, length 570mm, cylinder diameter 30 mm, cylinder block material: alloy steel