RPH-F20 3 Speeds Adjustable Hanging Neck Cooling Fan USB Charging Air Cooler for Home School Office - White

• Retro design, this hanging neck fan with lanyard can free of your hands, comfortable to wear

• Three gears adjustable, let you enjoy the gentle/cool/strong wind modes, suitable for different occasions

• Adjustable lanyard for you to adjust the length at your will

• Multi-functional, it can be used as a hanging neck fan, a handheld fan or a desktop fan

• Compact size and light weight, you can just put it in the pocket, easy to carry

Specification:

• Model: RPH-F20

• Material: ABS/PP/PC/electronic components

• Product Size: 122.6*82*37mm 

• Net weight: 138g

• Input voltage/current: DC5V/800mA (±20%)

• Battery capacity: 1800mAh (18650)

• Output power: 3.5W

• Working current: First gear 220mA; Second gear 420mA; Third gear 830mA

• Battery voltage: 3.7V

• Working power: First gear 1W; Second gear 1.8W; Third gear 3.5W

• Charging time: about 3 hours

• Use time: first gear is about 8 hours; second gear is about 4 hours; third gear is about 1.5 hours

• Executive standard: GB4706.1-2015 GB4706.27-2008

• Quality inspection: qualified product