| Feature | Detail
| **Supported Card Types** | SD / SDHC / SDXC cards — supports **UHS‑II**, and is backward compatible with UHS‑I and non‑UHS SD cards.
| **Interface / Connector** | USB‑C (device side) using USB 3.0 (5 Gb/s / “USB 3.0 / USB 3.1 Gen 1” class)
| **Performance / Transfer Speeds** | In tests, when paired with high‑speed UHS‑II cards:• ~ 248.6 MB/s read, ~ 215.9 MB/s write (with a Toshiba Exceria Pro UHS‑II) • With a 300 MB/s UHS‑II card, test values: ~ 302 MB/s read, ~ 247 MB/s write
| **Compatibility** | • Works with macOS, Windows (plug and play) • Uses a USB‑C connector, so you need a USB‑C port or adapter for USB‑A only hosts • Backward compatibility with slower SD cards (UHS‑I / non‑UHS)
| **Dimensions & Weight** | ~ 25.8 mm × 101 mm × (thickness) ; weight ~ 27.8 g
| **Warranty** | 2‑year limited warranty