Jewelry USB flash memory stick with free sample/diamond usb disk

Specifications 1.CE, FCC, ROHS 
2.MOQ :500pcs 
3.Make sure test it by h2 testing file 100% 
4.Original chipset 
5.High speed      

1. Capacity	64/128/256/512MB 1/2/4/8/16/32/64/128/256/512GB
2. Complies with	USB1.1, 2.0, 3.0  interfaces
3. Print	silk/color printing, laser engrave, embossed,hot stamp
4. Working voltage	5V
5. Operating systems	Microsoft's Windows /Vista/XP/Win7/Win8/Mac OS10.0.2 /ME/98/95 and all above
6. Supports	plug-and-play function, no external power supply required
7.Color	Available in any colors
8.Logo	Customizable (Co-Logo Program)
9.OEM	Be customized with your own logo. Logo printing is free for order above 2000pcs
10.Warranty	5 years
11. Certification	FCC, CE, and RoHS certified
12.Data retention	10 years
13.Durability	Water proof, sand proof, heat tolerant, car dashboard
14.USB chips	High quality real chips, stable, high-speed
15.Reading speed	28MB/S
16.Write Speed	9MB/S

             3)Other Packing Ways