18650 x 4 Lithium Ion Battery Holder Box for 4 Cells

It is a good quality battery holder for 4 cells of 18650 battery. The battery holder is a case for battery and prevents the battery from external damage and circuit from battery leakage. The body is made of either a  UL94-HB flammability rating or a nylon plastic with a UL94-V-0 flammability rating. This is the perfect device to give an external power with minimum wire connection and soldering.