High-quality zinc alloy material (USB): Plating Process, strong antioxidant, durable, high quality, quality assurance. Nickel-plated connector / anti-oxidation: Nickel-plated connector, the appearance of full of metal texture, durable, Insert and pull out smoothly, long service life. Quick Charge/transfer 2 in 1: Set fast charge and data transmission in one, 2.1A current, efficient and safe. Output: 2.1A Material: TPE