BL1830 18V Battery Protection Board with Single Protective Detection Sleeve for 18V BL1815 BL1835

DIY The capacity for your Machine battery. High quality for professional use. High compatibility with device and more durable. Help to repair and batteries pack. Colour: black+blue+silver Material: PCB+ABS+metal Package Contents: 1 set * BL1830 battery case PCB Board 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.