Forums Members Recent Posts Forums Batteries Notifications Clear all Batteries RSS Batteries Posts Topics Li-ion Subforums: Testing The 18650 20 8 Battery Block Build outline By admin 2 years ago Measuring the discharge rate of a 18650 lithi... By admin 2 years ago Evaluating the condition of a 18650 lithium-i... By admin 2 years ago Testing 18650 and results (ongoing) By admin 3 years ago 3x dead battery at 1 volt , no charging (fix ... By admin 3 years ago