... 3.TS16949, CE, ISO9001, 2000 & IEC60095 8v power supply volt battery 4-EV-180Type: 4-EV-180Brand Name ... .The battery consists of high-performance paste plate, Compound low resistance separators,high-impact resistant polypropylene plastic tank ... based alloy with multiple,high-density lead paste processing, manufacturing, corrosion resistance, high-rate discharge capacity,good durability.Negative ...