Features: on board USB flash disk Interface: USB /Type-C Shell material: PPC Product color: Black Scope of use: automobile, computer, TV, mobile audio and other device Erasure times: more than 1000000 erasures can be made Operating temperature: 0 ℃ ~ 60 ℃ Storage temperature: between - 20 ℃ ~ 85 ℃ Transmission speed: read 17-90mb / s, write 6-45mb / S Product list: On board USB flash disk * 1 Attention: To avoid data loss or mechanical damage, please do Not power down your computer or unplug flash disk during transfer. Please do not remove your USB flash drive when it is being used otherwise your data may loss. After using USB flash drive, it is better to remove it from device as soon as possible. That will helps to extend its storage lifetime. Please do not format your USB flash drive frequently, otherwise the USB will be damaged easily. Support hot plug, high-speed USB 2.0 or type-C interface.No physical drive required.USB /Type-C Interface for your choosing. Plug-and-play,no need to install extra software, super convenient,no external power supply required, USB bus-powered IPX-7 waterproof to avoid u disk damage and file loss,thus you can use this pen drive again after drying it if drops in water accidentally. Mini-size usb flash drive with 16GB capacity meets your daily needs in work, school, at home and while travelling. On board USB flash disk for car support 99% of car and speaker audio device on the market.