DIY Battery Case Single Cell Protection Detection BMS for Makita 12V Battery BL1830 BL1820 BL1815 BL1860B LXT 400

Description 1. Built-in 5Pcs INR18650 Battery cells . 2.DIY The capacity for your Machine battery . 3.High quality for professional use 4.High compatibility with device and more durable 5.Help to repair and assemble batteries pack Features Battery protection board with single cell protection detection How to DIY your new battery Noticed :Please built-in High quatlity INR18650 30A Discharge Battery cells . Colour:black Material:plastic