Car Jump Starter 12V 4000A, Fast Charging Portable Battery Pack with LCD & LED Light

Good luck with your favorite purchasesHigh-concerned chemical : None Peak Current : 1000 A Conversion Rate : 70%~80% Battery Capacity(mAh) : 2000 - 3000 External Testing Certification : None Number Of Built-in Batteries : >6 Brand Name : XMSJ Origin : US(Origin)