Kevlar Fiber Material: This material is more durable than nylon and glass fiber.It has a very good heat stability, fire Resistance, chemical resistance and insulation. Good quality materials can bring a perfect use experience for you\n\nSynchronization: USB 2.0 USB plug supports the 480 Mbps data transfer speed, experience faster data transfer and charging, save your time\n\nCompatibility: 100%Compatible with most android smartphones, such as Samsung Galaxy, HTC, Sony, power bank, camera or other Micro USB supported devices\n\nClassic: Gold-plated plug has a lower resistance, stable and fast data transfer. Classic 1m length can meet your daily needs