【Mini Air Pump & Camping Lights】- Weighing only 0.2 kg and measuring 8.9 cm, our mini air pump features a hook design that can be hung on a backpack, tent, or placed in your pocket. 【4000mAh Battery & LED Display】- With a built-in 4000mAh rechargeable battery, our small air pump can inflate up to 18 sleeping pads, 100 vacuum storage bags, or 5 inflatable pools on a full charge (depending on product sizes). This mini electric air pump has an LED display that shows the battery level. You can easily charge it with any Type-C fast charger. 【4 NOZZLES & VERSATILE USE】It is versatile for a variety of uses such as outdoor camping, hiking, most inflatable mattresses, pool toys, swimming rings, yoga balls, sleeping pads, kayaks, inflatable beds, inflatable furniture, swimming rings, and vacuum storage bags. However, it is not suitable for inflating balloons, basketballs, or tires. 【5X Faster IN/OUT】This portable air pump is equipped with a robust motor delivering a maximum air pressure of 3.5 kPa and a power of 20W. It efficiently inflates items like swimming rings and air mattresses, taking only about 15-20 seconds for a swimming ring, 100 seconds for an air mattress (without a check valve), and 2-3 minutes for an inflatable pool. Additionally, its air blowing function is convenient for starting fires during outdoor camping experiences. 【Automatic Overheat Shutdown】The automatic overheat shutdown feature ensures safety by automatically turning off after 8 minutes of continuous operation to prevent overheating. If you need to continue using it, you can simply restart the air pump to resume operation.