Peak Current:600 A Certified:ce,FCC Fast Charge:One Way Fast Charge Special Features:USB,Lighting,warning light,SOS Lighting Item Weight:800g Voltage:12V Conversion Rate:>90% Battery Capacity(mAh):8000-10000 External Testing Certification:MSDS,ROHS,ce Number Of Built-in Batteries:4 Origin:Mainland China Certification:UL,RoHS,FCC,CE Model:YS02 Battery type:Lithium polymer batteries output voltage:12V Power supply type:emergency supply Shell material:plastics Battery capacity:8400mAh