This Super B Battery is the go to battery of Motorsport Professionals the world over.  Already embraced in the racing world with organizations like the AMA, CORCS, RMEC, ECEA to name a few. If you want the best in Lithium battery technology then you want a Super B Battery. Super B batteries are based on Lithium Iron Phosphate technology (LiFePO4); the safest Lithium Battery currently available.  These Lithium Ion Batteries weighing up to 80% less than conventional lead acid batteries, and take less than 1/2 the space. Super B makes one Awesome Lithium Battery!  Benefits like Long service life and Low self discharge, make this Lithium Battery  perfect for numerous applications.  This newly developed Lithium battery is designed to replace the much heavier 20 to 35 Ah lead acid battery. Battery Designation 4IFP83/121/99-3 Dimensions (LxWxH): 120 x 82 x 98mm / 4.72” x 3.23” x 3.86” Nominal voltage (V) 13,2V Charge method CCCV End of charge voltage (V) 15,2V End of charge voltage (V) for endurance (cycle life) 14,4V Charge current (A) 30A (4C) Charge current (A) for endurance (cycle life) 9A (1C) End-of-discharge voltage (V) 8V End-of-discharge voltage (V) for endurance (cycle life) 10V Discharge current (A) 210A (30C) Discharge current (A) for endurance (cycle life) 6,9A (1C) Discharge pulse current (A) (10 seconds) 360A (52C) Discharge pulse current (A) (1 second) 450A (65C) Discharge performance at 20 °C (rated capacity) 6,9Ah / 91,08Wh Discharge performance at –20 °C (capacity) 6,21Ah / 81,972Wh High rate discharge performance at 20 °C (capacity) 6,555Ah / 86,526Wh Weight 1,3kg 2.87 lbs  Features