Black plastic upper and lower case
Black plastic battery base
Mechanical Structure: Side-taken Style、Spring Lock
Maximum cells：52 cells-18650
Discharge port：6Pin
Discharge maximum current：20A
Charging port：DC2.1  Opt.3Pin high current
Charging maximum current：2~5A
Power Switch：Without
USB：Without
LED indicator：4 LED lights
Optional parts：Aluminum alloy controller box ALU0126

Built with choice of certified grade-A cells from Name-Brand Manufacturers