Read more 3T6B is committed to providing the best electric air pump for people. We pick high capacity, Stylish appearance, cost-effective and high quality for you from thousands of air pumps. Equipped with 5V USB output allows for easy charging by phone, tablet, laptop, kindle etc at the fastest speed, conversely the pump can also charge them, which means you will never worry about either pump’s and cellphone’s power off. 4000Mah capacity and 8000PA high pressure makes quick-fill come true which will save you a lot of time when inflate or deflate air swim,raft, bed, sofa, cushion, pool and more. Note: DO NOT inflate while charging!!! Read more Three different nozzles meet different needs of inflatables. The small, medium and large nozzles can be selected and used according to the size of the inflatables. Large size (0.79 in): Compatible with air mattresses, air beds, and air boats etc. Medium size (0.4 in): Supports floating ring and air pool etc. Small size (0.31 in): Fit for small air boat toys, swimming rings and vacuum bags etc. Note: DO NOT use it for inflating high pressure products, like tires, basketballs and balloons!!! Read more This kind of electric air pump fits a majority of aerated products, including inflatable sofas, water floating beds, rafts, seat bathtubs, air-filled toys, pools, boats, swimming rings, etc. Saving time to deflate the inflatables or vacuum bag. The air pump can inflate and deflate the inflatable bed, which provides convenience for your life and saves time. The air pump is small in size and does not take up space. Read more Read more How to inflate? First make sure that the air pump has enough power 1. Place the appropriate nozzle on the air pump. 2. Insert the nozzle into the air valve of the inflatable object. 3. Turn on the air pump switch. 4. Remove the nozzle and completely seal the air valve. How to power the mobile phone? Directly plug the USB cable into the air pump socket to power the mobile device, no other operations required. Package Contents: 1 x Electric Air Pump 1 x USB Charging Cable 3 x Detachable Nozzles 1 x User Manual 1 x Coloful Packing Box Read more