1. All USB devices can be used, not only cars, compatible with USB audio devices in the market. 2. Imported black colloid chip, faster/more stable/higher speed, USB stable and fast transmission. 3. Small volume and large capacity, high speed transmission and mass storage of various songs/videos, etc. 4. Ipx-7 waterproof, avoid file damage, file loss. 5. Whether family car or business SUV, compatible with 99% mainstream models on the market. Port: USB port Shell material: PPC Function: portable operation, plug and play, easy to use Scope of use: automobile, computer, TV, mobile audio and other equipment Erasure times: erasure times more than 1,000,000 times Color: gun color Operating temperature: 0~60 Storage temperature: between -20C and 85C Transmission speed: reading 17-90MB/s, writing 6-45MB/s Storage capacity: 16GB/32GB/64GB (optional) Size: 15*15*13mm/0.59X0.59X0.5in 1 X Car Flash Disk