Standard 3.0 dual-card reader SD3.0+TF3.0 Dual cards can be read and written at the same time Plug and play instant sharing, view pictures and videos and share to Moments USB/TypeC expands more devices to connect to mouse, keyboard, USB flash drive, mobile phone/computer No driver required, compatible with more devices Connector (USB3.0): TYPE-C+USB Port: SD3.0 card slot, TF3.0 card slot, USB2.0, USB-C2.0 Type: Plug and Play Power: 3.3W Drive: Dual Drive Material: Aluminum Alloy Supported models (computers): USB/TYPE-C mobile phones, computers, tablets, support OTG function Supported models (mobile phones): USB/TYPE-C mobile phones, computers, tablets, support OTG function Supported systems: Compatible with most mainstream systems on the market Colour:Gray Material:Aluminum alloy Package Contents: 1x Card Reader Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.