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Is there a propper way to charge 18650 batteries?

Caloy

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I'm just wondering, way back in the 80's I remember I need to totally drain my batteries so it won't have memory. Then in the 90's onward, it's better to keep your batteries charged everytime to prolong the life of its capacity.

With that in mind, is there a proper way to charge an 18650? I usually switch batteries the moment I'm at home and reach 50%
 

fq06

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That was ni-mh/cd days. You do not need to cycle lithium batteries, they don't have memory. You don't really want to go much below 3.5v to get the most life out of the battery.

For storage lithium batteries want to be stored around. 3.7v.
 
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Pauly Walnuts

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I run my 18650s (sony vtc4, purple efest "35amp", samsung 25r) down to 3.7 then charge. The efests and vtcs have lasted many months without issue, the samsungs are new.
 

BugOut Machine

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With my Xtar VP4 I set my charging to 1 amp for my 18650's.
 

BugOut Machine

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Same.. 1amp for 18650's and I try (keyword try) to never drain below 3.6-3.7

Yeah, I try my best to actually keep my discharge at 3.7 as well but sometimes I botch it up, even with regulated mods some do not turn off when you reach your batteries limits.
 

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