Rechargeable Lithium batteries

Joined
Mar 30, 2015
Messages
13,031
Location
Lake Havasu City, Arizona
This guy is quite a bit above my pay grade when it comes to testing lithium battery packs. He mainly deals with R/C battery packs for the hobby industry. But his findings are equally as applicable for cell phones, battery powered tools, and most things that use these sealed, rechargeable battery packs.

Many of these battery packs have inflated their advertised output to the point that it doesn't measure up in testing. Basically, a lot of false advertising is taking place in the rechargeable battery world. Much like these ridiculously high lumen ratings for many of the flashlights being sold on places like Amazon.

He also talks about temperature effects on recharging, etc.

 
When you get a cheap knockoff on scamazon and it feels like its nothing more than an empty case you can bet its a 1 amp hour tool battery. Ive never once bought an 18v battery that was what it said in the description. Even the knockoff chargers are junk. They have tiny transformers that won't do anything but trickle charge.
 
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