Posted by Tom on November 16, 2009
An AA battery, basically a dry cell-type battery generally used in portable electronic devices, is having large user responses at the moment. If we go to history, AA battery type was standardized for the first time by ANSI in 1947, and is selected E91 by DIN and AM3 by JIS. However, in the global plane, the IEC designated it being LR6 (alkaline), R6...