YTX20L BS Battery Specifications Dimensions: (L) 6.88 in x (W) 3.5 in x (H) 6.13 in Weight: 13 lbs CCA: 290 Voltage: 12V Capacity (10 hours rate): 20AH Charge Current (A): 1.8A Case Material: ABS Separator: AGM They differ from Conventional Motorcycle Batteries in that they do not need constant care and addition of water, which saves you a lot of time and effort. They also will not spill acid and have a slower discharge rate than the conventional batteries.