18650 Batteries - some lights picky??

ACMarina

Flashlight Enthusiast
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Sep 10, 2004
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Brookston, IN
Well, I thought I had a problem with my Barbolight but it turns out it may have just been the batteries..

The original batteries I got were bad, so I ordered some AW 18650s. Had some connection problems, and when I sent the light to a distributor to get it checked out, they say they popped in Barbolight batteries and they worked fine.

They want $80 for the batteries!

What do I do now?? I need to find some batteries that work with this puppy, but I'd hate to start ordering batteries, getting them here and then finding out they don't work.. Are there any good B&M stores that might have them??
 
This must just be a connection problem.

Barbolight don't make their own 18650s, AFAIK. I don't know which ones they were using - bear in mind different brands can vary in size.

Maybe you had 18650s without button tops, which is why they didn't connect properly. AW's new cells have button tops, and are the best quality cells.

You can solve some connection problems by using small neodymium magnets to complete the connection.
 
Hello ACMarina,

The problem with being on the leading edge of technology is that most replacement parts are not readily available.

You will not find 18650 cells in stores that carry general liability insurance. Major Li-Ion cell manufacturers only sell cells to qualified battery pack manufacturers. The general public is not ready to address the safety issues involved with these cells.

Perhaps you should just pay the $80 and enjoy your light...

Tom
 
could it be that the AW protected cells limit the current output from the cells way below what your barbolight is meant to run on?
 
Some lights ARE picky, and a good case in point is the Deree DBS.

There are different modules available for it (the DBS) that work better with one battery type or another depending upon the circuitry of the particular module.
It all has to do with regulation and what voltage range that the module is designed to work within.

You'd have to know the voltage range of the Barbolight to see which batteries it will work with best, although it appears that you have found out by accident. However, it looks like you should be able to use any good quality 3.7 Lithium rechargeable, so I'd consider trying another brand of 18650 rather than spend big money on the Barbolight brand.
 
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