Offering one of the best portable battery power 12v brands free sample and the pricelist, quotation, size and specifications consultation, it is one of the best portable battery power 12v manufacturers and suppliers manufacturing portable battery power 12v, welcome to buy customized products from our factory.I. BATTERY SPECIFICATIONS:Portable Battery Power 12vNo. Items Criteria 1Nominal Capacity6Ah2Nominal Voltage12V3Charging voltage:12.6V±0.03V4Charging Method:CC-CV （constant voltage with limited current)5Charging Current:Standard charge: 2A Rapid charge: 3A6Charging time:stand charge: 4-5hrs Rapid charge: 2.5-3hrs7Max. Charge Current:3A(ambient temperature 25℃) 8Max. Discharge Current:12A 9Discharge cut-off voltage:9.0v10Charge voltage:12.6V11Size:37*55.7*70mm12Operating Temperature:Charging : 0~45℃Discharging : -20~60℃13Storage Temperature:1.5 year -20℃~25℃3months -20℃~45℃1month -20℃~50℃14Weight：0.4kgII. INDUSTRIAL 4.0 OEM SERVICE:Portable Battery Power 12v Industrial 4.0 OEM is different from traditional standardization products. It's smart, shorten the lead time and work out as you need. Customer can choose: 1). color of shrinkable tube; 2). wires: charging wires