1. Length: 1.2 m, weight: 42g. 2. USB to Micro-USB 7pin: different from the structure of ordinary Micro-USB 5pin, the Micro-USB adopts a customized 7pin structure, supports normal Micro-USB interface for mobile phone charging and data transmission, supports VOOC flash charging, matching Oppo Original 5V / 4A charger, current: 4A Max. 3. Aluminum alloy casing + nylon braided wire, long tail shape. 4. Wire core specifications: (70 / 0.1 + 250d nylon) * 2C+ (16 / 0.08+250d nylon) * 2C OD: 4.5mm.