【LED Light Fan】This unique headphone design double-headed fan with three light modes (colorful lights, white lights and no lights). The rainbow lights are cool at night and are perfect for night runners. | 【DUAL WIND HEAD & FLEXIBLE ARMS】 The portable fan have two wind head, can feel more powerful airflow, also can adjust the direction 360° which allows you to adjust to any different angles, portable, simple and easy to create powerful wind for you. It's ideal for personal cooling, camping, outdoor event, trips, office, church, hot flashes. | 【3 ADJUSTABLE SPEED LEVEL】 Low/medium/high speed level. Adjust appropriate fan speed by pressing the power button. Neckband fan with powerful airflow can the fast and easy access to instant relief from hot flashes. Hanging the cooler fan around your neck and take it everywhere. | 【USB RECHARGEABLE】 2000mAh lithium battery fan built-in rechargeable was powered by USB. No extra batteries are required. The small personal fan is compatible with most computers, laptops, portable chargers and other devices with USB output. 2-6 hours working time depends on different speed. | 【FREE YOUR HANDS】 Hand free fan was design as a headphone to free your hands anywhere; Fashion style makes you look so cool. Hanging around your neck, suitable for traveling in hot weather, saved you from the embarrassment of dripping with a sudden sweat in public on numerous occasions.