How To Revive Li Ion Battery. Seal the Li-ion battery in an airtight bag and put it in the freezer for about 24 hours ensuring there is no moisture in the bag that could get the battery wet. - short the battery yes at this point we can do a short the.
For lithium-ion batteries the fully charged cell is around 42V and a discharged cell is around 30V. On another note if you measure 0V from a li-ion it might just be that its protection circuit has disconnected it from the terminals to prevent a deep discharge. To maximize the lifetime of a lithium ion battery several factors must be controlled.
Position your battery with the two metal contacts facing up.
You may have to do this a couple hundred times for full effect. A lot of the Ryobi batteries will say they are defective even if they are still good. On another note if you measure 0V from a li-ion it might just be that its protection circuit has disconnected it from the terminals to prevent a deep discharge. Ad Recycling Made Easy For Fluorescent Lamps CFLs LEDs Ballasts Batteries More.
