One hand will let you go to heaven!
4-finger press control
Thumb Adjusts Vibration Strength
Pre-heat treatment before use
After using, clean the silica gel and dry it for disinfection.
Continuously variable switch
Heating rod
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No double motor?
Really-it's amazing
What is this
It's beyond imagination,(⊙o⊙)...
Cows can't do it
Great, this is also a stepless speed change.
Well designed
Stepless speed change