... diameter: 5.5 * 2.5/4.75 *1.7/ 4.8 * 1.7/ 7.4 *5.0* 1.6 mm etc 3.1185 18 ... 5.5 * 2.5 mm, 4.75 *1.7 mm, 4.8 * 1.7 mm, 5.5 * 1.5 mm, 7.4 *5.0 ... * 1.6 mm, etc, for optional.Description ... 5.5 * 2.5 mm, 4.75 *1.7 mm, 4.8 * 1.7 mm, 5.5 * 1.5 mm, 7.4 *5.0 ... , 2C * 26/0.15mmColors: black and white PVC coreLength: 1.5M and more length for optional.Electrical:100% open & short ...