Key specifications/special features: 1. Aluminium usb cable, strong, flexible & durable Environment-friendly pvc/tpe jacket 2. Fast charging & data transfer usb cable Usb 2.0 speed Large currency charge cable 2.1a Pure copper 3. Wire specification: 22#, 30# 4. Colorful usb cable A variety of colors can be customized 5. Length: 1m 6. Certification: mfi, ul and eicc 7. Reliability testing: na/tdr high-frequency test, rohs test, swaying test 8. Warranty: 1 year