battery-pack design for oneor two-cell

Button Cell Battery 8-cell battery是什么东西 After Battery replacement.touch for two(2)sec. electrochemical cell 与battery有什么区别 you cell is low on battery什么意思 cell 和 battery表达“电池”之意时有何区别? 电池的cell和battery有什么区别? charging paused for battery durability battery pack for use with compatibie battery oniy Battery Life for iPhone怎么用