2Set - Battery Plastic Box Case PCB Charging Protection Circuit Board for Dewa 18V 20V 6Ah Tool Housing

Preparation assembly: 1. If a new core is used note: a. 18650 power lithium battery core must be b. A group of six cores must be equipped with resistance and capacitance to make their voltage the same. 2. If the old battery is repaired test the voltage at both ends of each cell. If the voltage is different charge each cell to the same voltage value. important: that the voltage of each cell is the same welding PCB. Type:Battery Storage Box Model Number:For 18V color:Photo color Material:PCB+Plastic+Metal Package Contents: 2 set x - Battery Plastic Box Case (no battery cell) Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.