Cooling Fan Hanging Portable Waist Clip on Fan USB Rechargeable Power Bank Fan Product Features: Digital display design, clear gear and battery level at a glance. Standard hanging rope, versatile for hanging neck, waist, and desktop. 2000 milliampere battery, ultra long battery life, safer and more reassuring. Built in USB output, can be used as an emergency power bank function. High quality DC brushless motor with strong wind power. Product operation instructions: Fan function: Press the switch once to activate the first level air volume, press the second switch to activate the second level air volume, press the third switch to activate the third level air volume, and press the fourth switch to turn off the power.  Display screen function: Three air volume levels display "01", "02", and "03" respectively; The remaining power is displayed as "01-100%"; Low battery display "LO"; Fully charged display "100%". Product parameters: Product Name: Hanging Waist Fan Product color: orange/dark green Product size (MM): 83 * 42 * 116 Color box size (MM): 86 * 45 * 143 Product weight (bare metal): 160g Product weight (including packaging): 218g Rated input: DC5.0V/1.0A Rated power: ≤ 5W Battery capacity: 2000 mA Charging time: about 2 hours Product material: Host: ABS/silicone/electronic components Product List: Fan host * 1 Type-c charging cable * 1 Hanging rope * 1