Applicable scope without electric car battery battery power loss of state connection starting line by wire and is connected with the electric clamp the overall structure, wire using the Rossoneri doubling, small internal resistance, large load current, start strong, easy to use is auto repair factory, the team go out to rescue the necessary activities. 100A.200A.300A.400A.500A.1000A.1500A.2000A, 2500A and so on... ...