The package contains a single air pump, size: 11 x 12 cm.2-in-1 Inflation and Deflation: Our air mattress inflator is designed to quickly inflate and deflate in minutes, perfect for most inflatables. It provides a faster and more efficient inflation and deflation experience than most hand pumps on the market.3 NOZZLE SIZES: Our electric inflator is available in 3 different nozzle sizes: S, M and L. The S size nozzle is suitable for swimming rings, inflatable pillows, etc., and the M size nozzle is suitable for paddling pools, swimming pools, etc. L size nozzle is suitable for air mattresses and other large inflatable products EASY TO USE AT HOME OR IN THE CAR: Our air mattress pump comes with a car charger with 2m power cord and AC adapter. Just plug it in and press the "-" button to automatically inflate/deflate Lightweight and Portable: Our inflatable pool inflator is small, lightweight and completely portable, making it ideal for indoor and outdoor use . It is ideal for pool party goers, campers, beach lovers, event decorators, travelers and more.Wide Range of Uses: Our electric pump is suitable for most inflatables, such as air mattresses, air mattresses, swimming pools, boats, sofas, bathtubs, waterbeds, swimming rings, etc. You can also use it to clean your keyboard or compress your clothes. Note: Do not use to inflate high pressure products such as tires, basketballs, balls, etc.