Why Choose Kelodo Electric Air Pump？ 1.Inflation & Deflation: The power of the Electric air pump is 15W, inflation pressure is 2200Pa, and air volume is 300L/min. Powerful engine for quick pumping and deflation. Save time and energy. 2.Space Saving & Portable: Mini Portable air pump size 3.2″ X 2.5″ X 2.2″ , 0.32 lbs. Easy to carry around without taking up backpack space, suitable for travel and camping. 3.4 Nozzles for Multiple Purposes: Air pump is equipped with 4 types of nozzles, suitable for air mattresses, camping beds, inflatable sofas, swimming rings, vacuum storage bags, etc. 4.Convenient USB Charging: Air Mattress Pump comes with a USB-C cable, you can choose a charger, car charging, computer charging or any method that can be charged via USB. It can be fully charged in about 2 hours. Use about 40 minutes. No need to use it only while charging like a traditional air pump. 5.Not Suitable for: Basketball, Football, Balloons, Tires. Specification Material: ABS Size：3.2″ X 2.5″ X 2.2″ Weight：0.32 lbs Color：Black Inflation pressure：2200Pa Exhaust pressure：1800Pa Air Volume：300L/min Power：15W Recommended Charge Voltage & Current：5V and 2A Battery Capacity：3000mAh What You Will Get: 1 X Air Pump 4 X Nozzles 1 X USB-C 1 X Instructions 1 X 3000mAh Built-in Battery Note 1.Please don’t use this air pump to inflate high pressure products such as balloons, basketballs, soccer balls and tires. 2.Keep air outlet and air inlet unobstructed without foreign matter blocking. 3.Don't use the air pump continuously for more than 20 minutes.