USB Charging Cable Specifications: Tin-plated oxygen-free copper wire core made of high quality material conductor: 28AWG wire. Gold-plated connectors provide excellent electrical conductivity, making high-speed transmission of data fast and accurate. Providing ultra-fast data transfer rate up to 480Mbps. Solid welding, testing by anti-sway more than 3,000 times. Quarried outside 70P super soft non-toxic green plastic material(the higher the number of wires P softer, the longer service life of wear bending). The great creative design combines micro-USB transmission lines and fashion bracelet. Its 2 ends can be buckled, you can wear it on your hands, or attach it on your bag. It's a small, exquisite, fashion and sexy data charger lead bracelet. International standard USB 2.0 output interface, it is easy to use, you can charge smart phones or digital products at any time. Data transmission and charging at the same time.