GoodBulb's collapsable LED Solar Camping, Hiking, Tent Lantern comes with 680mAh USB Rechargable Battery, and hanging hook. Perfect survival lamp, featuring 4 hour battery life off of a single charge. Recharge via USB or solar if a power source is not available. 3 lighting options: low- brightness, high-brightness, and flashing. Can be used as a flashlight, reading light, or nightlight. Foldable design allows for easy storage.