We sell usb sticks with many models
1) Write/delete protection switch
2) Supports USB1.1 / 2.0 specifications
3) Capacity: 128MB / 256MB / 512MB / 1GB / 2GB /4GB/8GB available
4) Compact,light,and low power consumption
5) OTI solution
6) No external power required
7) Multiple LUN Windows driver available
8) More than 10 years of data retention
9) Meets USB power specifications for bus-powered devices