RETRACTABLE NECK FAN: Neck fan delivers hands-free 360° airflow with a flexible retractable hose for personalised cooling on the go. RECHARGEABLE COOLING: large capacity rechargeable battery with USB charging , compatible with power bank, adapter and laptop to convenient indoor and outdoor power supply. 3 SPEED SETTINGS: Choose low, medium or high airflow for personalised comfort, from a gentle breeze to stronger cooling on hot days.Multi- adjustable wind setting meets different demands, running brings quiet wind without disturbing rest or work. LIGHTWEIGHT WEARABLE FAN: Soft flexible neck hose and 170g lightweight design help keep the portable neck fan comfortable for everyday use.Ergonomic flexible hanging neck frame neck snugly, lightweight build neck pressure for long-time comfortable wear during walking, working and sports. FOLDABLE TRAVEL DESIGN: Retractable pocket-size design folds compactly for bags, holidays, festivals, commuting and summer days out.Foldable compact structure supports easy storage into bags or pockets, ideal portable accessory for travel, camping, driving and daily hot weather use.