Easy-fit connector: Slim designed connector fits for most cases, even the thicker cases, 100,000+ swing test: Capable of withstanding over 100,000+ swings in its lifecycle, Aluminum-Alloy: Connectors made by hardened to the highest strength of aluminum alloy, DuPont ™ Kevlar ® fiber: Provide lightweight strength for extreme durability, MFi and USB-IF Certified: Reliable and trustworthy, Internal test results, Up to 2.5X faster compared to a standard 5W charger