•USB3.0 interface, high-speed transmission, the theoretical transmission speed up to 5Gbps, reducing waiting time •For SD+TF dual-slot design, to meet your different needs. (Note: for SD/TF cards cannot be read at the same time) •ABS shell, wear-resistant and scratch-proof, solid and durable •The protective cap effectively protects USB interface from damage, extends service life •Maximum support 2TB memory card. (The memory card is not included) •Widely compatible with UAV, sports camera, surveillance device, digital camera, SLR camera, driving recorder, etc. Specifications: •Type: Lenovo USB 3.0 card reader •Model: D231 •Interface: USB 3.0 •Theoretical transmission speed: Up to 5Gbps •Card slot: for SD/TF (Simultaneous reading is not supported) •Maximum supported capacity: 2TB •System requirement: for Windows XP/7/8+, for Mac OS X 10.5+, for Linux 2.4.x+ •Item size: 7 * 1.85 * 1.05cm / 2.76 * 0.73 * 0.41in Package included: •1 x Card Reader