I use it for my trimmer, it's a great product.

I use it for my trimmer, it's a great product.  Read Less

I noticed a lot of reviews where people were upset these didn't fit in their device and added some extra metal to make contact ...  Read More

I noticed a lot of reviews where people were upset these didn't fit in their device and added some extra metal to make contact with the holder.  Read Less

I am an electronics technician with the instruments to test the mah rating of a battery.

I am an electronics technician with the instruments to test the mah rating of a battery.  Read Less

Also, i finally got the minchen 18650 plastic sleeves tube adaptor for 18650 led flashlight(pack of 8) from amazon and they fit very well.

Also, i finally got the minchen 18650 plastic sleeves tube adaptor for 18650 led flashlight(pack of 8) from amazon and they fit very well.  Read Less

7 volt batteries and no luck, battery is dead right out of the box.

7 volt batteries and no luck, battery is dead right out of the box.  Read Less

I was fiddling around with a couple of these little triple-aaa battery led flashlights and got to thinking how it would be perf...  Read More

I was fiddling around with a couple of these little triple-aaa battery led flashlights and got to thinking how it would be perfect if they had a decent rechargeable battery module instead of a 3-aaa battery holder.  Read Less

And they are still brighter than using the 3-aaa battery packs the flashlights came with.

And they are still brighter than using the 3-aaa battery packs the flashlights came with.  Read Less

I prefer using a single 18500 battery instead.

I prefer using a single 18500 battery instead.  Read Less

Most new led flashlights use a single high power led and often powered by 18650 or 26650 li-ion rechargable batteries.

Most new led flashlights use a single high power led and often powered by 18650 or 26650 li-ion rechargable batteries.  Read Less