... the OEM and ODM service for domestic and foreign established enterprises.Company Concept The most powerful USB flash drive factory in China ... Reading speed: 90MB/s Writing speed: 60MB/s6, Power: by USB bus power (4.5V-5.5V)7, U disk working state ... computer before using the USB Flash Drive4, Suddenly outage, unstable power supply, un-normal plug, accidentally delete, accidentally format, virus damage ...