Charging Ways】Built-in 2500mAh rechargeable battery, our LED camping lantern has 3 power modes: the included micro USB charging cable or solar panel or bottom crank rotation to generate power .Long working time and multiple charging modes help you get rid of worrying about no electricity when power failure or emergency. 【Camping Lantern and Flashlight】Rechargeable solar lantern comes with versatile 2-in-1 lantern and flashlight modes. When using as a collapsible lantern, simply pull or push the handle to turn it on or off and adjust the light by controlling the height pulled. The flashlight or lamp mode can be lit continuously for at least 30 hours after fully charged. 【USB Port & Wide Application】The lantern with a USB charging port is also a 2500mAh power bank to charge your smartphone or other devices safely in emergency. It is also a reliable survival gear kit for camping, hiking, fishing, power outages, etc." The product does not contain a battery