Multi-blade design, strong wind, imported ABS flame-retardant material. Well-designed, one-button operation of three-speed wind, large-capacity battery (built-in), long-lasting battery life. Portable and foldable - Necessities for travel and home, drive away the heat and cool down anytime, anywhere. With the neck hanger design, you can free your hands while enjoying the breeze; It is very stylish for traveling in hot weather. Wide application, suitable for personal cooling, camping, outdoor activities, traveling, office, etc. Product Description Specification: Condition: 100% Brand New Item Type: Neck Hanging Fan Material: ABS + Plastic Battery: 18650 lithium battery - 3.7V [1200mAh] standard battery (built-in battery) Charging Method: 5V/1A Micro USB plug Maximum speed: 5000 rpm How to use: Press and hold for 3 seconds to turn on and off Gears: 3 Working time: about 4-13 hours