New battery for

Canon BP-827 (7.4v/2100mAh,  40.5*30.5*21.5mm size)

Canon NB-7L.(7.4v/850mAh, 45.3*32.3*17.6mm size)

Sony FM500H(7.4V 1300/1400mAh, 55.7*38.3*20.5mm)