batteries – DIY Energy Pack

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Repairing Opus BT-C3100 Bad Slot

Posted on October 14, 2019 by SunnyOctober 15, 2019

Testing of “2500mAH” eBay 18650

Posted on September 17, 2019 by SunnySeptember 17, 2019

100A BMS with Bluetooth Monitoring

Posted on June 6, 2019 by SunnyJune 7, 2019

The Ultimate 18650 Power Bank

Posted on May 29, 2019 by SunnyJuly 30, 2019

DIY Spot Welder, Success!

Posted on May 16, 2019 by SunnyMay 24, 2019

BAE Systems Battery Testing

Posted on April 25, 2019 by SunnyApril 26, 2019

BAE Systems Module Teardown

Posted on April 21, 2019 by SunnyApril 22, 2019

18650 Battery Pack

Posted on April 14, 2019 by SunnyApril 14, 2019

DIY Stun Gun Zapper

Posted on March 31, 2019 by SunnyApril 16, 2019

DIY QC 2.0 3.0 PowerBank

Posted on March 11, 2019 by SunnyMarch 11, 2019

How to Make a Lithium Battery Charger

Posted on February 14, 2019 by SunnyFebruary 20, 2019

DIY Laptop PowerBank

Posted on January 20, 2019 by SunnyJanuary 26, 2019

Full-Size Battery Pack Heat Shrinks

Posted on November 23, 2018 by SunnyNovember 25, 2018

DIY 18650 Battery Charger and Voltmeter

Posted on October 30, 2018 by SunnyNovember 14, 2018

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