MultiFunction:The main body of this product is LED lantern, which also comes with fan function.Portable function make it easy to carry . And it can also be hung in the tent. When it is hung in the tent, it can be used as LED lighting, and can also be used as a small fan. Energy Support: you can use 100v-220v AC to charge the product, or you can use the solar panel to charge it. In order to reduce the pressure caused by the power consumption of fans and lamps, this product can also use external batteries to directly support the operation of fans. Material: Although the whole product is silver and looks cool, it is not made of metal. But in order to carry and reduce weight, the main body of the product is made of ABS plastic. The overall weight of the product is about 330g. Battery: This product has a built-in battery . When the battery is full, if you only use the lamp function, it can last for about 6-12 hours. To increase energy, there is a place under the fan where external batteries can be placed. Hang/Stand: Our personal fan has a foldable hook, you can hang it on tents, cars, branches, wallsthe handle can work as stand, when folded, it sits steady on your office desk, end table, countertopversatile for both indoor and outdoor