Strength In Numbers: Extreme reinforcement ensures internal wiring is protected to keep phones charging—able to support over 175 lb (80kg). Ultimate Durability: Lasts 12x longer than other Lightning cables and proven to withstand over 12,000 bends in strict laboratory tests. Charge Fast: MFi certification and strict quality testing ensure your Apple devices are charged safely, at their fastest possible speed. A Cable for Life: We're so confident about Powerline II's long-lasting performance.