... discharge ,high capacity,long durability,airtight structure,optimized design ect. lead acid battery Specifications :1) Nominal voltage :12V2) Nominal capacity:10Ah3) ... life4) Low self-discharge5) Reliability6) Optimized design7) More deep cycle timesApplications:1) Telephone switchboard ,electric equipments,medical equipments and ... mining system.10) Traffic & navigation signal lamp. lead acid battery