3 in 1 magnetic keychain usb cable for Micro usb+lightning+USB C type Material: TPE+ABS+Magnet Current:1.5A to 2A Weight: 7g Length:13 cm Four core, 92pcs copper wire Diameter:0.08 Function:Charging + Data Transfer + Keychain Packing:47*34*32cm/1000pcs,13kg