1. POWERFUL INFLATION DEFLATION This air mattress pump is powerful with 4000pa air pressure and 400L/min wind speed to get a single air mattress bed inflation within 3 mins. The portable air pump can not only inflate objects but also deflate products by sucking air out. It's also good for making a fire with airblow function on outdoor camping. 2 in 1 design is more convenient to use 2. 5200mAh RECHARGEABLE BATTERYThe electric air pump powered by high capacity battery, once fully charged it can work continuously about 60mins. You can use it in anywhere you like. Typce C charging port design makes the rechargeable air pump charging super fast in different ways 3. Convenient TypeC ChargingThe portable cordless air pump uses a TypeC charging port, eliminating the cumbersome AC home power supply. You can use a power bank, laptop, car charger, or power adapter to charge it, just like charging a mobile phone! 4. 3 DIFFERENT NOZZLES There are 3 nozzles for the inflator pump to suit kinds of inflatable items. For example, the small nozzle is ideal for inflatable toys, the middle size is good for inflate air mattress or other inflatable furniture and the large one can be used for inflatable pools boats, floats. The nozzles are made of advanced ABS material, which is durable and strong. 5. Onebutton Operation HighEfficiency Inflate/DeflateEasy onebutton operation: 1. choose the suitable nozzle and connect it to the inflation/deflation port. 2. Hold the switch for 2s to turn the air pump on, and short press to turn it off. (Make sure there is no gap between the attachment's bottom ring and the pump's edge)