【Small and Portable Cordless】- Unlike other corded air pumps on the market, this electric air pump can be used not only at home, but also at the beach, camping, and outdoor parties. Its compact size makes it easy to slip into your backpack when not in use, without adding extra weight. 【Long-Lasting Power Supply and USB Charging】- This air pump features a built-in 5000mAh rechargeable lithium battery for extended runtime. The package also includes a USB charging cable, allowing you to connect any device with a USB port (e.g., car charger, computer, or power bank) to charge, making your summer trip even more convenient! 【Faster Inflation and Deflation】- 15W high power, 300 L/min. Simply attach the air nozzle to the valve and turn on the switch. It only takes ten seconds to a few minutes (depending on the size of the object) to inflate and deflate. Reduce waiting time and make playing or relaxing easier! 【Safety & Drop-Proof】 The portable battery-powered air pump has an overheat