Baby's Wild USB Mini Rechargeable Fan

SPECIFICATIONS Mini USB Rechargeable Mini USB Fan Easily attaches to strollers, car seats, play yards, baby's bed, etc.    Features: Product Name: Stroller Fan Product material: ABS + electronic components Output power: 2.5W Battery voltage: 3.7V Battery capacity: 500mA Usage time: 70-100 minutes Charging time: 1-2 hours Charging current: 5V/05A Speed mode: three-speed speed regulation, one-speed light Material: Plastic NOTE:If you open the package and use this fan right away, the fan blades may blow for a while and then stop, but don't worry, because this small fan needs to be charged for two hours before you use it, then the small fan can continue to run