Wireless Portable Fan Neck-2-in-1 Handheld Fan and Neck Fans Rechargeable Mini USB Ultra Quiet Cooling Fans with 3 Level Airflow 360 Degree Free Rotation for Travel Office Home Outdoor SportsCharging Method: 5V1A Micro USB Plug LineCharging Time: 3 HoursUsage Time: About 3.5-20 HoursBattery: 18650 Lithium Battery [2000mAh*2 Section=4000mAh]Color: Black, white and whitePower; 1.5-4WPwind Speed: Speed Adjustable Weight: 355g Material: ABS + Silicone Package Size: 27.2*18*3cm 2-in-1 Wireless and Handheld Design: Neck Fans for Women Men with Handheld and Hands-free. The hands-free fan is designed as headphones to free your hands anywhere, so you stay cool during your favorite chores. You can disassemble the hands-free fan holder to get two handheld fans and use it as an office fan in the office, or share the handheld fan with friends, everyone can enjoy the cold air together. It's a great cooler USB fan! Ultra-long battery life rechargeable fan: USB rechargeable and battery-powered fan mode. Built-in 2*2000mAh lithium battery 2-3 hours fast charging, life time about 7-20 hours, allows you to enjoy the cool breeze all afternoon. The LED display can not only display the battery capacity, but also remind you to charge the fan in time. The small personal fan is compatible with most computers, laptops, portable chargers, and other devices with USB output. Universal Rotation: Portable fan with bi-directional ball bearing connector, better fixation and no shaking during exercise. Dual-head fans can rotate 360°, allowing you to adjust to different angles, portable, simple and easy to create a powerful wind. The necklace fan is also perfect for working while working from home, personal cooling, camping, gardening, outdoor events, travel, office, church, hot flashes, walking, jogging, traveling, climbing, and doing other activities. Three Modes to Choose: The portable fan neck can be adjusted between 3 speed modes: low, medium and high, according to your needs. You can use it perfectly for everyday use or when you are enjoying a big game, it is the perfect fan for those who want to cool down even when they are on the move. To give you a nice aroma every time you use the fan to carry, it has an aromatherapy box. Keep you cool in the summer. Ultra Quiet Cooling Fan: By decibel test, the mini portable fan is between 30 and 50, so even when placed near your ear or while your baby is sleeping, let you and your baby enjoy the desired coolness without disturbing you with loud noise. A handy fan around your neck, let the cool wind blow in your face and keep away from hot flashes. Neck fans for women is very suitable as a menopause gift for mother! Packing List:1pcs fan1pcs charging cable1pcs manual