OTG USB flash drive
1. Capacity: 4GB, 8 GB, 16 GB; 32 GB; 64G.
2, Connected to mobile phone directly to read and wirte.
3. Can printed with logo for promotion;
4. it's available for smart phone with OTG function, also it can use for computer.
5, Only do real capacity, no up-graded.
6. Package: White/color box, gift box or blister card.