SMAKN&reg; Black Plastic Battery Storage Case Box Holder For 4 x 18650 with 6" Wire Leads Product Name : Battery Case;Body Size : 8.1 x 7.5 x 1.9cm / 3.2" x 3" x 0.75"(L*W*H) Cable Length( Each ) : 16cm/ 6.3";Battery Type : 3.7V 18650x4 Battery Material : Plastic, Metal;Color : Black Total Net Weight : 62g Package Content : 2 x Battery Case Holder