New usage of cotton swab

To clean the keyboard, use a cotton swab to take the cleaning solution or disinfection water to remove the dirt in the keyboard crevice.

The cleaning blower extends the cotton swab into the blower for cleaning, which can avoid the trouble of disassembling and cleaning, and clean the dirt.

Cotton swab, also known as swab. Cotton swab is a small wooden or plastic stick wrapped with a little sterilized cotton, which is slightly larger than a match stick. It is mainly used to apply medicine, absorb pus and blood, etc. in medical treatment.