| 摘要 |
PROBLEM TO BE SOLVED: To provide a battery pack capable of arranging a plurality of terminals without increase in size of a device.SOLUTION: In a battery pack 10 used by being coupled with a charge and discharge device, a battery pack side positive power supply terminal 32, a battery pack side negative discharge terminal 33, a battery pack side negative charging terminal 34, and a battery pack side signal terminal 35 are arranged so as to be aligned in a lateral direction. A coupling confirmation terminal 36 is arranged so as to be aligned above the battery pack side positive power supply terminal 32. |
