Small Portable Wireless- Unlike other wired air pumps on the market, the electric air pump can be used not only at home, but also at the beach, camping and outdoor parties. The overall size is small and exquisite, you can easily put it in your backpack when not in use, it will not bring you extra burden. Sustainable Power Supply and USB Charging- Air pump Built-in 5200mAh rechargeable lithium battery, which can bring you a longer working time. In addition, the package includes a USB charging cable, allowing you to connect any device with USB port (eg. You can use a car socket, computer and mobile power supply) to charge, making your summer travel even more convenient! Faster Inflation and Drainage - 15W high power, 300L/min. Just plug the air nozzle into the valve, then turn on the switch. It only takes ten seconds to a few minutes (depending on the size of the object) to complete the inflation and drainage of the object. Reduce waiting time and make it easier to play or relax! Safety & Anti-fall The portable battery air pump has an overheat protection function that can work continuously for a long time without burning, so children can use it with confidence. Ergonomic design made of wear-resistant and drop-resistant materials, non-slip, easy to hold and convenient to use. 3 Different Nozzles- The air pump electric air pump is equipped with 3 different types of nozzles that can meet your different inflation needs. It is very suitable for air cushions, mattresses, inflatable swimming pools, swimming rings, children's paddling pools, yoga balls, balloons and other inflatables. In addition, it can also be used in a vacuum storage bag to suck out all the excess air from the vacuum bag.