Product information:

Data transfer rate: 10/20 (MB/s)
Maximum read speed: 20 (MB/s)
Maximum write speed: 10 (MB/s)
Port: USB 2.0
Case material: metal
Capacity: 4 gb, 8 gb, 16 gb, 32 gb and 64 gb and 128 gb

Packing list:

Bottle opener USB flash drive*1