[Powerful Inflation and Deflation] This air mattress pump is powerful, with an air pressure of 4000pa and a wind speed of 400L/min, and can inflate a single air mattress in 3 minutes. The portable air pump can not only inflate objects, but also deflate the product by sucking out the air. It is also suitable for making a fire with the blowing function when camping outdoors. The two-in-one design is more convenient to use. [5200mAh Rechargeable Battery] The electric air pump is powered by a high-capacity battery and can work continuously for about 60 minutes after a full charge. You can use it anywhere you like. The Type C charging port design enables the rechargeable air pump to charge super fast in different ways. [Convenient Type C Charging] The most valuable thing about our portable cordless air pump is that we always focus on the convenience of use. We eliminated the cumbersome AC household power supply and used Type C charging directly, which is as convenient as charging your mobile phone! You can charge our portable air pump with a power bank, laptop, car charger or power adapter. [3 Different Nozzles] The inflatable pump has 3 nozzles, suitable for a variety of inflatable items. For example, the small nozzle is perfect for inflatable toys, the medium nozzle is suitable for inflating air beds or other inflatable furniture, and the large nozzle can be used for inflatable pool boats, floats. The nozzle is made of high-grade ABS material, which is sturdy and durable, and you don't need to buy extra nozzles. [One-button operation and efficient inflation/deflation] Simple one-button operation: 1. Select a suitable nozzle and connect it to the inflation/deflation port. 2. Press and hold the switch for 2 seconds to turn on the air pump, short press to turn off. (Make sure there is no gap between the bottom ring of the attachment and the edge of the pump). [Warm Tips] The air pump can be widely used for outdoor camping, hiking, beach and indoor storage bags, yoga balls, but not for basketballs, footballs, tires.