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Black plastic upper and lower case
Black plastic battery base, with controller box(Can fit 9 mosfets controller PCB)
Mechanical Structure: Push ahead and upper-taken style, Mechnical Lock
Maximum cells: 40 cells-21700, 52 cells-18650
Discharging port: 4Pin
Discharge maximum current:20A
Charging port:DC2.1, Opt.3Pin high current
Charging maximum current:2~5A
Power Switch:With
LED indicator:4 LED lights
Optional parts:Base block PLA0288, Switch hole cover PLA0187, Spring lock SDP0017