DCB200 Li-ion Battery 15*18650 Plastic Case Charging Protection Circuit Board Box Housing For DeWalt 18V 20V Li-ion Battery Plastic Case ( no battery cell ) and Charging Protection Circuit Board For DeWalt 18V 20V Li-ion Battery 100% Brand New, No Original,No Battery! /////////////////////////////////////////////////////////////// This product is component without battery core . It is used to repair and assemble batteries pack, only for people who are familiar with battery performance and have practical experience in battery assembly. /////////////////////////////////////////////////////////////// It can fill 15pieces of18650 power Li-ion batteries But this is plastic shell, there is no battery inside. Preparation before assembly: 1. If a new core is used, please note: (1). Please use 18650 power lithium battery and small internal resistance, same model and same parameters, Do not use ordinary lithium battery for energy storage (2). please test the voltage of a single 18650 battery, and charge the single battery so that the voltage of each 18650 battery is the same . 2. If the old battery is repaired, please test the voltage at both ends of each cell. If the voltage is different, please charge each cell to the same voltage value. Very important: Ensure that the voltage of each 18650 cell is the same before welding PCB. 1. " PCB " Package include: Circuit Board(PCB) As the following picture: 2. "BOX" Package include: Plastic Case( No Battery, No Cell ) As the following picture: !!!!!!!!!Please note: batteries are not included 3. " BOX and PCB " Package include: Plastic Case( No Battery, No Cell ) As the following picture: no battery cell !!!!!!!!!Please note: batteries are not included Note( Very Important !!!) : 1. There are no batteries in the package !!!!!! 2. If you need batteries, please don't place orders ! 3. If you don't have the knowledge of battery assembly, please don't place an order !