I got a box of old battery drills given to me lately. none of the batteries worked so i decided i should recycle them by converting them to mains. i have ach.... Just a short demonstration of my diy battery tab welder i made to aid me in making an 8s4p lithium ion battery pack for my electric longboard. the batteries. Diy battery load test with a multimeter the easy way.. using a cranking motor, or starter motor or lights on a car. battery tested, normal lead battery, and.
Learn how to make your own battery with my book diy lithium batteries: http://amzn.to/2jbxvzs or check out my second book - the ultimate diy ebike guide: htt.... Safety first. i am not responsible for possible accidents if someone builds this lighter. the video was made for entertainment purposes and i do not encourag.... Just a quick update about my diy spot welder. i've changed it slightly to accommodate the high current by using thicker cable and mounted the solenoid more r....
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