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Nintendo Switch Battery Pack
FYoung battery pack https://tinyurl.com/ycls7jc8 Pros: Great Companion for traveling Extends your Nintendo Switch Play Time Charges pro controller and other devices Better kickstand for table top mode Won’t over charge your switch Cons: Super Tigh...
Portable Power (500 Watt BEAST) - Chafon 346wH Solar Generator / Battery Backup / UPS
Chafon Battery/Generator- http://amzn.to/2B2iZSm The Chafon 346wH portable generator, solar generator, battery backup, whatever you want to call it, is a great piece of gear. I talk about some of the specs, why I bought it (size and power), and show some of the features. Hopefully the video give...
Designing a Li-Ion Battery Gauge with the LM3914 - EEVblog #204
How to design, prototype and test a two cell 18650 Lithium Ion battery pack level gauge using the classic LM3914 dot/bargraph display driver chip. A favorite from Dave's youth! Dave gives you all you need to know to implement a simple expanded scale voltmeter with the LM3914, without adjustment...