BATTERY CELL, BATTERY, AND ELECTRIC DEVICE

Disclosed are a battery cell, a battery, and an electric device, where the battery cell includes a housing, an electrode assembly, a first insulating member, and an electrode terminal; the electrode assembly includes a tab; the housing is configured to accommodate the electrode assembly; the housing includes a wall portion; the first insulating member is disposed between the wall portion and the electrode assembly; the electrode terminal is disposed on the wall portion; and the electrode terminal passes through the first insulating member and directly connects with the tab.