Mini size and lightweight, the card reader with keychain is easy to carry. Fine workmanship, the card reader has high speed and stable performance. Made of high quality zinc alloy and ABS material, the card reader is anti-rust and durable. There are two styles for your choice, including type-C card reader and for Micro-USB card reader. It is suitable for office, home, school, etc. Item Name: Card Reader Material:ABS,Zinc Alloy Compatible Models: Type-C Card Reader: Support USB Protocol, Type-C Interface Device (Supports OTG Function), for Micro-USB Card Reader: Support USB Protocol, for Micro-USB Interface Device (Supports OTG Function) Interface Type: Type-C Card Reader: Type-C 3.1 Interface, USB2.0 Interface, for Micro-USB Card Reader: for Android 3.1 Interface, USB2.0 Interface Supported Card Types: Type-C Card Reader: TF Card (Micro-SD), Supports Memory Card within 128G, for Micro-USB Card Reader: TF Card (Micro-SD), Supports Memory Card within 128G Size Details: Type-C Card Reader Size: 2cm x 1.8cm x 1cm/0.79" x 0.71" x 0.39" (Approx.) for Micro-USB Card Reader Size: 2cm x 1.8cm x 1cm/0.79" x 0.71" x 0.39" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 X Card Reader