Specifications: Battery Model Rated Voltage(V) Rated Capicity(AH) Meas(mm)(L*W*H) 3-MF-4 6 4 83*71*92 3-MF-6 6 6 98*56*117 6-MF-3 12 3 98.5*56*109 6-MF-4L 12 4 114*69*88 6-MF-5 12 5 120*61*130 6-MF-5L 12 5 115*70*110 6-MF-6.5 12 6.5 138*66*101 6-MF-7 12 7 135*75*119 6-MF-7B 12 7 150*60*129 6-MF-7L 12 7 152*86*95 6-MF-9A 12 9 136*76*139 6-MF-9L 12 9 152*87*105