5 Speed Setting & Unique Low Battery Reminder: This powerful personal fan has 5 speed level(Low/Medium/High/Stronger/Sleep Mode). The sleep mode can avoid headaches, stuffy nose caused by prolonged strong wind. Recharge in Time: Press the power button first time to see how much power is left and whether the fan needs to be recharged. LED indicator status: 1) All 4 lights on:75%-100% power left; 2) 3 lights on: 50%-75% power left; 3) 2 lights on: 25%-50% left; 4) 1 light on: 1%-25% power left USB Powered & 4000mAh Battery Operated Fan: This portable small outdoor / indoor fan operates with a long-run durable rechargeable 4000mAh battery (lasts up to 24 hours after a full charge). It can also be powered by included 3.2ft long Micro-USB charging cable, which can link to PC / laptop/notebook, mobile power bank, 5V wall USB charger, portable charger, car charger and any other USB-enabled power supply to enjoy cool wind no matter where you go. ATTN: Needs about 5 hours to full charge Ultra-Quiet & Multifunctional Fan with Removable Fan Stand: This universal office fan uses a silent structure which is engineered to be ultra-quiet while delivering high airflow. The removable fan base makes it as a desk fan or handheld fan to carry it around on hot days. Meanwhile, the fan base can also be used as a mobile phone holder for video watching. Its ideal for home, bedroom, desktop, dorm, study, library, games room and only stand little space. Perfect for travel and camping Portable Anti-Slip Pocket Fan: ONLY 0.48 lb Compact lightweight design for maximum convenience to fit it easily into any backpack, handbag or laptop bag, space-saving on desk and easy to carry around with you for some cool air. BEST HELPER FOR HOT FLASHES. Good helper to dry eyelash, skin cream and spray when you need a small portable hand held fan for applying makeup 4000 mAh Mini USB Handheld Fan with Base 5 Wind Speeds for Kids Women Makeup Library Bedroom Outdoor Travel First press the power button, the indicator light will show the rest battery life for 5 seconds, then display the corresponding speed mode. Note please: 1.Please charge this hand held fan before use it at the first time. 2.Charging adapter is not included. 3.Recharge the portable handheld fan when it cannot reach the 2nd speed mode or cannot be turned on. Detachable Phone Holder Design This travel fan is designed with a detachable phone base. You can just put your phone on the base, so that you can enjoy cooling airflow and watch movies at the same time. This pocket fan can support phones with a thickness of about 12 mm