Outer nylon braided fabric and aluminum alloy connectors, fine workmanship. Passed multiple certifications: mfi, ce, rohs, fcc, eac. 2.4a max output current, fast and stable charging. 10,000 swing tests, bending resistant, durable and anti-pulling. Suitable for phones, tablets and other devices with lightning charging port. Length 1.2m & weight 30g. The outer material nylon braided line & joint material aluminum alloy. Maximum passing current 2.4a.