FRICOL Portable Rechargeable Fan with unique detachable battery design and advanced cell technology. It is equipped with 2*12000mAh rechargeable batteries for 20-140 hrs super-long endurance. You can also remove the battery from the bottom and use it as a power bank for your phone, tablet, or laptop in an emergency.- 24000mAh Detachable Big PowerFRICOL Portable Rechargeable Fan with unique detachable battery design and advanced cell technology. It is equipped with 2*12000mAh rechargeable batteries for 20-140 hrs super-long endurance. You can also remove the battery from the bottom and use it as a power bank for your phone, tablet, or laptop in an emergency.- 4 Speeds Powerful & Energy-efficientThis camping fan features a premium motor and ultra-thin fan to improve wind power while minimizing noise (30 dB). It has a faster speed (2950 r/min) and stronger wind (3.8 m/s), which provide you with super airflow and keep the air circulation in the tent, and will not disturb your sleep or do anything.- Adjustability / Versatility & Customize Comfort3 timers give you the option to turn off the battery fan during a break; 2 levels of LED light give your eyes care in the darkness; Easy remote control when you have a distance to the fan; Vertically adjustable fan head to choose the optimal cool breeze you want; Hidden hook at the bottom for easy hanging from the top.- Super Reliable & StableThe outdoor fan is made from ABS material with sturdy and anti-drop design, you can take it anywhere you want to go on your adventures. The fan also equipped with non-slip pads on the bottom, which makes it more stable on the desktop.- Embrace Outdoor Comfort Stay cool and serene while conserving energy. Whether hiking, fishing, picnics, beaches, or hot sporting events, our multi-functional outdoor fan is the great camping essential accessory for a refreshing and comfortable experience in nature.