Scatola portaoggetti batteria litio fai da te 12V 3S 7P 3*7 18650 supporto +3S 40A BMS +Nichel

3S40A BMS：. 1 3S40A BMS. 18650 Li Battery Nickel Strip Plate Belt Connector SheetUsed for battery connection sheet, lead-out sheet. 18650 AA Battery 4 welding Nickel：. 1 1 set 12V 3S7P Battery Box(Battery not include!).

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