Machine Specification:
1. Hard core suction is the key. 230W strong suction, 100000 RPM brushless motor, more than 20KPa vacuum, ten cone duct optimization technology *.
2. Sterilization and filtration to avoid secondary pollution. 99% filtration efficiency of the whole machine, quadruple... https://www.behelder.com/cordless-vacuum-cleaner/dc-motor-upright-vacuum-cleaner/handheld-rechargeable-vacuum-cleaner.html