Standard USB2.0 cable, high transmission speed, it uses high-quality tinned oxygen-free copper as conductor, 28AWG core gold-plated joints offer great electrical conductivity and up to 480Mbps ultra-fast transfer rateFirm welding. It has been detected by more than 3000 times anti-sway test, and the jacket uses 70P super soft non-toxic environmental compoundsHigh use frequency, soft line, abrasion-resistance, bend-resistance with long durabilityThe great creative design combines Micro-USB transmission lines and fashion bracelet, its 2 ends can be buckled, you can wear it on your hands, attach it on your bag, it's a small, exquisite, fashion and sexy data charger lead braceletInternational standard USB2.0 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