1.[5200mAh Rechargeable Battery & LED Display Screen]Our electric portable air pump works for up to more than 1H after being fully charged. We equipped the LED battery power display screen to help you control the power anytime and anywhere. You can see the power change through the digital screen and reduce unnecessary power troubles for you! 2.[4 Detachable Nozzles & Widely Used] air pump for inflatables comes with 4 nozzles, which are made of advanced ABS material and long-lasting. The air mattress pump suitable for most small Inflatable products, such as swim rings, air mattresses, inflatable beds, sleeping pads, pool float and other inflatable toys. (Warm Tips: Not suitable for high-pressure products such as tires, balloons, basketballs, football, etc..) 3.[Cordless Freedom & Convenient Type-C Charging]Our latest air pumps uses a type-c charging port, canceling the traditional AC household power supply, which is as convenient as charging a mobile phone! You can charge this portable air pump for inflatables by using a power bank, laptop, car charger, power adapter etc.. Ideal for outdoors and travel, including camping, beach, pools, and hiking. 4.[One-button Operation & High-Efficiency Inflate/Deflate]Easy one-button 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.)