⭐ Powered by a built in rechargeable 1300mAh lithium-ion battery, which can working 15min or last up to 10hours of illumination in 40LM. ⭐ Five different nozzles design to fit most air mattresses, swimming rings, yoga ball. ⭐ Made of high quality plastic, wear-resistance and durable. ⭐ Lightweight and small size, easy to carry and easier to use. ⭐ 3 in 1 functionality, pump, vacuum and lantern.