【Built in 2600mAh Rechargeable Battery, Works 12 Hours Each Full Charge】Our USB rechargeable battery powered fan constantly works up to 5-12 hours. Come with a Micro charging cable, which you can charge the small fan from your laptop, phone charger, car charger, USB hub. Available in Black, Dark Bule, White. | 【Powerful Airflow & Ultra-Quiet】Compared with other brands' 3-blade fan and poor quality motors, Our YALTOON portable neck fan features 7 fan blades and an upgraded true brushless quiet motor, which offers much more powerful yet quiet summer cool breeze. Our little fan will keep you cool while working and is super silent around your neck so that it doesn't disturb you with noise. | 【3 Speed Option & 360° Adjustable】The USB wearable fan has 3 speed levels available for individualized needs. Made of high flexibility soft silicon material, 360° rotation to adjust the dual small fans while doing other errands. Comfortably to hang around your neck fan. A MUST-HAVE summer gadget for heat sufferers during working, exercising, traveling, hiking, camping, outdoor concert, amusement park waiting, and more. | 【Lightweight and Portable Small Fan, Easy to Use】This small fan only weighs 6.5oz/185g, lightweight and comfortable to hanging around the neck fan all day long. 100% hands-free neck fan, with a little imagination anyone could adopt this clever design for seemingly endless uses. Ideal Gifts for Mother's Day, Father's Day, Back to school kids. | 【Flexible Neck Fans For All Ages, 2-Year Warranty】Compare to other brands' plastic hard neckband, our neck fans are bigger and more flexible than other brands, you can bend the neck fan's legs to meet your needs whether you have a small or wide neck. Very comfortable and portable hands-free fan. Two-year warranty, buy with hassle-free.