Designed to provide efficient and convenient inflation, the Lithium Rechargeable Air Pump is a powerful portable pump. With a 450L per minute airflow, this pump is ideal for inflating air beds, pool and toy inflatables. Equipped with a built-in 2000mAh rechargeable lithium battery, the air pump offers the freedom to inflate without requiring connection to power. This compact and lightweight unit operates for up to 12 minutes and can charge in 4 hours.