PowerLine Lightning The world's fastest, most durable Lightning cable. From ANKER, America's Leading USB Charging Brand Faster and safer charging with our advanced technology 10 million happy users and counting Kevlar Construction A first for USB charging cables, the Anker PowerLine is reinforced with bulletproof kevlar fiber. That makes it much stronger than conventional cables. 5X More Durable We bent this cable over 5000 times and saw no damage or change in performance. PowerLine Lightning is the toughest cable you've ever seen. Faster Charging Thanks to wide diameter wires and reduced cord resistance, PowerLine enables the fastest possible charge speed via any USB charger. Apple MFi Certified Each cable contains a unique authorization chip issued by Apple to ensure 100% sync & charge compatibility with any Lightning device.