Wire core specification: 30 wire, 5pcs *0.10 Product outer cover: PVC outer cover (begie color) < p>Core product line: 9core + ground wire Product packaging: transparent heat-sealed bag The length specifications are: 1.5m/2m/3m/5m/10m, length the actual length is about 9 stories or more! Special specifications need to be customized. Special instructions: This item generally has direct connection and 2.3 cross wires, please confirm the necessary and suitable model before placing an order. p> Right connection point: 1-1.2-2.3-3.4-4.5-5.6-6.7-7.8-8.9-9 2.3 crossed wire contact: 1-1.2-3.3-2.4-4.5-5.6-6.7-7.8-8.9-9 Product use: used to connect computers to all types of serial port equipment, such as computers and numerical control machines, digital machine tools, decoders, industrial instruments and other types of serial port equipment for data transmission, communication function. Due many specifications of the number of meters, the default weight is set to 0.15kg, the actual freight cost, please contact customer service to consult the modification. Number of meters reference weight (1.5 m 0.09 kg)