Features: -Can be retracted, folded, easy to use, easy to store -USB charging -Uses 7200mAH large capacity battery, can be used for 5-24 hours, provides 4-speed options -It can be used outdoors, at home, in the office, in the kitchen - Has an adjustable angle of 180 degrees Specifications: -Main material: aluminum alloy and ABS plastics -Wind mode gentle wind, medium wind, strong wind, natural wind " -Electric core model: 18650 lithium battery -Charger specification: 5V DC/ 2A -Battery capacity: 3.7V 7200mAh -Discharge power:1.3W -4.8W -Product size: closed (fold): 196 * 196 * 85mm -Expand: 196 * 196 * 1000mm -Wind speed stall: 3 + 1 -Wire length: 1.5m -Decibel noise: 30-40db -Charging time: about 4.5 hours -Working time: 1 file: 23.5 hours -2nd gear: 9.5 hours -3rd gear: 5.5 hours What's in the box - 1 x Mini Foldable Telescopic Fan With 4 Speed Modes-TR-F01