PRODUCT DESCRIPTIONCordless Leaf Blower, Make Light Work Of Gardening Duties!Less noise and no fumes and no gas is emitted during use, reducing environmental pollution or harm to the human body.About Maintenance:1.Please remove the fully charged battery from the charger in time after the indicator light turns green.2.Before cleaning and maintenance, be sure to turn off the power of the machine and remove the battery from the machine.PRODUCT PARAMETERSProduct name: Lithium battery hair dryerProduct material: ABS+NylonNo-load speed: 20000r/minRated voltage: DC 21VBattery capacity: 2000mAhCharging voltage: 110-220VMaximum air volume: 9 cbm/minMotor type: all copper DCNumber of gears adjustment: 6 gears adjustmentPacking size: 38*25*21cmProduct weight: 2. 8KGScope of application: road snow removal / industrial dust removal / garden leaves / computer dust removal, etc.