Micro TF Mini SD Card. 2GB 4GB 8GB 16GB 32GB 64GB 128GB 256GB Storage Size. High-speed read and write. Plug and play (no software needed). Storage Temperature-20℃ - 85℃. C10, U3, A2, V30 : support 4K; Writing speed: 30-80m/s; Reading speed: 40-129 m/s; Only high-speed USB3.0 interface testing is supported.
eBay