Portable Electric Air Pump Dual-purpose Wireless Air Filling Machine Long Service Life Outdoor Handheld Electric Air Compressor Color: black, white, orange, gray Product weight: 250g Operating voltage: DC:5V Air volume: 300L/min Inflatable bed speed: less than 3 minutes and 30 seconds Continuous working time: about 25 minutes Motor: rotating speed 30000rpm, long service life and stable current. Noise level:<90 DB Applicable temperature:-10~50 Battery capacity: 2500mah Net weight of host: 175g Product size: length, width and height 64*71 * 82mm 1. Faster than other air pumps: This professional electric air pump has full power and stable wind speed at 300L/min. The pressure can reach 3000Pa, our air pump can inflate for adult swimmers. 2.5 nozzle sizes: The air pump is equipped with 5 different air nozzles, which can be used for air cushions, swimming pools, sofas, water beds, boats, swimming pool toys, swimming rings, etc. Electric air cushion pumps are widely used in beaches, camping and outdoor meetings. 3. Portable & Small & Wireless: The size of portable electric air pump (64*71*82mm). Rechargeable electric pump can save storage space, the set has a storage bag, you can use it to install the air nozzle and USB data cable, mini pump only takes up a small space, you can easily carry. An essential tool for quick and easy inflation/deflation, more effective than most hand pumps on the market. 4. Fast charging: This mini electric air pump can be fully charged in only 4 hours! USB charging method is more convenient. You can charge it in your home, office, car or anywhere you can use USB. 5. Battery protection: The portable electric air pump has an overheating protection function, which can work continuously for a long time without being burned. Children can use it and protect them from harm. The air pump shell adopts ergonomic design and adopts wear-resistant non-slip material, which is non-slip, easy to grasp and easy to use. 6. Suitable for any place: The wireless air pump can work continuously for 29 minutes after charging with a USB cable. Wherever you go, you can use it freely. Get rid of the traditional household air pump need to plug in the power cord to enjoy outdoor play. 7. Instructions for use: Please charge the air pump after receiving it. Do not start the air pump during charging. Wait until the air pump is fully charged. The red charging indicator is off and the green/blue indicator is on. Unplug the charging cable and press and hold the power button for three seconds. Air pump starts to work 8. No safety risk: Our air pump has built-in professional motor. The manufacturing cost of this motor alone far exceeds the total cost of other inf