快速的make一個寶特瓶吸塵器Make a Vacuum Cleaner using bottle

快速的make一個寶特瓶吸塵器
How to Make a Vacuum Cleaner using bottle - Easy Way
https://www.youtube.com/watch?v=jkQsBD5WtDo

用保特頻與簡易的馬達製造手持式吸塵器

DIY : Learn how to make a vacuum cleaner using bottle, washing machine pipe and single dc motor, its very simple homemade vacuum cleaner show how the vacuum cleaner works.