Fasttech samsung - 25R 18650 error on charge

Fasttech samsung - 25R 18650 error on charge.

Fasttech samsung - 25R 18650 error on charge video duration 1 Minute(s) 6 Second(s), published by Nelson Saraiva on 09 09 2015 - 11:09:28.

you can see the first one charge well but the second have a problem gives don't charge and show ERROR The 25r is one of the top selling 18650 mod batteries on the market
In this video, Alex from MyFreedomSmokes explains why
Thanks for watching our video!

18650 Rechargeable Li-ion Battery ( INR18650 - 25R ) from GearBest.com http://www.gearbest.com/batteries/pp_241350.html

you can see the first one charge well but the second have a problem gives don't charge and show ERROR