from 1 GB USB 2.0: read up to 15 MB/s, write up to 5 MB/s; from 8 GB USB 2.0: read up to 20 MB/s, write up to 7 MB/s; from 64 GB USB 2.0: read up to 25 MB/s, write up to 8 MB/s
from 4 GB USB 3.2: read up to 80 MB/s, write up to 25 MB/s; from 32 GB USB 3.2: read up to 100 MB/s, write up to 35 MB/s; from 128 GB USB 3.2: read up to 120 MB/s, write up to 40 MB/s
Quality
Grade A
Marking [P1]
[3DE]: 3D laser engraving
[DP]: UV digital printing
[LE]: laser engraving
[PP]: pad printing
[SP]: screen printing
Marking [P1] (supplement)
[SP], [PP], [DP], [LE]: 16 x 10 mm, [3DE]: 14 x 8 mm
Marking [P2]
[DP]: UV digital printing
[LE]: laser engraving
[PP]: pad printing
[SP]: screen printing
Marking [P2] (supplement)
[SP], [PP], [DP], [LE]: 15 x 10 mm
Marking [P3]
[DP]: UV digital printing
[LE]: laser engraving
[PP]: pad printing
[SP]: screen printing
Marking [P3] (supplement)
[SP], [PP], [DP], [LE]: 16 x 10 mm
Marking [P4]
[DP]: UV digital printing
[LE]: laser engraving
[PP]: pad printing
[SP]: screen printing
Marking [P4] (supplement)
[SP], [PP], [DP], [LE]: 15 x 10 mm
Backlight [BL]
[LBU]: blue
[LGN]: green
[LOG]: orange
[LPK]: pink
[LPL]: purple
[LRD]: red
[LWT]: white
[LXX]: no backlight
[LYW]: yellow