Data transfer rate: 10 (MB / s) Maximum reading speed: 20 (MB / s) Maximum write speed: 20 (MB / s) Interface: USB 2.0 Shell material: metal Features: Fashion U disk Features: small Product size: 70mm*18mm*6mm Color classification: blue micro+usb two in one, pink micro+usb, black micro+usb, silver micro+usb, blue micro+usb+type-c, pink micro+usb+type-c, black micro+usb +type-c, silver micro+usb+type-c Capacity 4GB, 8GB, 16GB, 32GB, 64GB, 128GB Two in one: micro+usb Three in one: micro+usb+type-c

Color: Black, style: Two in one-4GB, Capacity: - Multi-function U disk mobile phone three-in-one U disk