Fuhjythy Car Vacuum Cleaner Portable High Power Handheld Brushless Motor Cleaning Machine Air Duster for Home Appliance Silver

2. Normal mode start method: long the switch for 3 seconds and then start, at this time release the switch is normal mode, less noise, suitable for cleaning small area of dust. 1. This vacuum cleaner uses a smart chip with a child lock function, the switch not open when tapped to preventchildren from accidentally touching it. 3. Super mode start method: long the switch for 3 seconds, then release the switch and the switch again to enter the super mode. Clearly can feel the increase in suction, suitable for deep cleaning crevices of dust.