Fashion New Visible Color LED USB Sync Data Charger Cable for iPhone 4G 4S (Blue) Transcendental function, this product use copper wire, charging faster and transmit data is more stable. Product of the material is transparent PVC material, feel is good, very smooth, halogen free materials, wear resistant, flame retardant, low smoke, children's skin contact with no adverse reactions. Using high elastic, flexible PVC thermal elastomer was outside, feel is flexible, wear-resisting, high temperature resistant, acid and alkali resistance, prevent oil, fire prevention. With a strong visual sense and sense of class. Flat cable is easy to handle, carry, is a must-have in good trip