1. Memory size: 128MB/256MB/512MB/1GB/2GB/4GB 2. Reading speed: 11MB/s (depends on computer configuration) Writing speed: 7 MB/s (depends on computer configuration) 3. Size: 69*20*12mm 4. Support: No driver required for Windows Me / 2000 / XP systems/ Vista/Apple PC 5. Operation temperature: -20 ~ +70oC Storage temperature: -50 ~ +85oC 6. Packing Box: Gift Box, Paper Box, Blister Box, Tin Box and Plastic Box. 7. Certificates of our USB Flash Disk Certificate Standard: CE Certificate Number: TB0706785 Issue Date: 07-Jun-2007 Certification Agent: HK Standard and Testing Centre Certificate Standard: FCC Certificate Number: TB0706768 Issue Date: 07-Jun-2007 Certification Agent: Telecommunication Certification Body Certificate Standard: ROHS Certificate Number: TB0706787 Issue Date: 07-Jun-2007 Certification Agent: SHENZHEN ENTRY-EXIT INSPECTION AND QUARANTINE BUREAU OF THE PEOPLE'S REPUBLIC OF CHINA