CONVENTIONAL SERIES Type:6-QA-32 Voltage(V):12 Capacity(Ah20Hr):32(20hr) Weight(Kg) G:-- S:-- Type:6-QA-40a Voltage(V):12 Capacity(Ah20Hr):40(20hr) Weight(Kg) G:-- S:-- Type:NS40Z Voltage(V):12 Capacity(Ah20Hr):36(20hr) Weight(Kg) G:-- S:-- Type:12N12A-4A Voltage(V):12 Capacity(Ah20Hr):12 Weight(Kg) G:-- S:-- Type:12N28 Voltage(V):12 Capacity(Ah20Hr):28 Weight(Kg) G:-- S:-- Type:12N10-3A Voltage(V):12 Capacity(Ah20Hr):10 Weight(Kg) G:-- S:-- Type:6-MM-8a Voltage(V):12 Capacity(Ah20Hr):10hr/8 Weight(Kg) G:3.5 S:-- Type:6-MM-5 Voltage(V):12 Capacity(Ah20Hr):10hr/5 Weight(Kg) G:2.3 S:-- Type:6-MM-4 Voltage(V):12 Capacity(Ah20Hr):10hr/4 Weight(Kg) G:1.7 S:-- and more kind of battery please link to our company website.