20000mAh battery: Unlike other low quality products in the market, the camp fan has a 20000mAh charged battery that can work continuously for 12-58 hours and provide you with a more permanent coolness Wherever you go, stay cool: 4 speed wind, this beach fan makes it a very effective tool to keep you cool and comfortable on hot summer days or in airless interiors Super Bright Led Camp Lantern: The tent fan has 3 brightness settings, which makes it an ideal light source for night open -air activities such as barbecue, picnic, walking and fishing; The battery fan also has a hook design that can be easily hung on the top of the tent and saves space. Remote control and timer: In addition to manual buttons, the fan is equipped with a remote control to support the work of the fan. Ventilator suitable for the size of the backpack with hanging hooks: The overall dimension of the portable fan is small enough to fit into your backpack for easy transport and storage; The rotational and foldable hook design at the bottom of the bottom makes it easier for you to hang on your tent, tree branches or place it on tables at home or in the office. Two-way-saving time-saving time: Fast Charged Type-C cable can charge the fan quickly and at the same time the fan supports to charge the mobile phone device quickly; Both charging methods can save a lot of time when filling the battery, you don't have to wait for a long time. .Uyku mode: A single button can close the brightness of all indicator lights at night, and does not affect sleep due to the brightness of the indicator lights . Charging your phone: Equipped with a large battery, it can charge your iPhone while using the fan function; Charging cable supports the 5V3A charger that can provide better power to the device.