A battery includes a battery cell having a pair of terminals, a circuit
board disposed on a side of the battery cell, a pair of connecting
members, one end of each connecting member being attached to a respective
end of the circuit board, and the other end of each connecting member
being attached to the respective terminal of the battery cell, a
connector having a resin path, the connector provided on the circuit
board, and a molded resin portion continuously formed via the resin path,
covering the circuit board and the connecting members disposed on the
battery cell.