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How to make an electric grass trimmer with a car battery and a fan. 00:00 - Intro 00:24 - Mower parameters, pros and cons. 00:55 - How to make a knife. 01:43 - Pros and cons. 04:05 - Testing the mower. 06:40 - How close it mows. 08:37 - Performance evaluation. 09:25 - Saying goodbye, but not quite )) 09:35 - How to choose a fan and assemble the machine. Our website - https://DrLom.com FaceBook - https://www.fb.com/ZalipTech/ Telegram - https://t.me/DocLom YouTube - http://bit.ly/2rK4gs3 Vk - https://vk.com/zaliptech