Quickly inflate air beds and all types of inflatables with our high-volume Stansport Electric Air Pump. This pump generating up to 0.42 PSI, and reversible airflow makes deflation quick and easy. Operates on 4 D-cell batteries (not included). Multiple nozzle attachments make this pump compatible with all of our products.Quickly inflates air beds and all types of inflatable’sReversible air flow for quick deflationMultiple nozzle attachmentsOperates on four D-cell batteries4.75″ L x 4″ W x 4.5″ H*Weights and measures are approximations and may vary due to the manufacturing process