Made of premium metal material, available in silver color. Product dimensions: 10 cm × 6 cm × 1 cm. Please allow a 1‑3 cm deviation due to manual measurement. Due to different shooting light and display screen differences, there may be slight color deviation between the actual item and pictures. Compact and portable with a lanyard hole for easy carrying. It helps you back‑up and transfer photos, videos and files conveniently when your phone storage is insufficient. Plug and play, no driver installation required, ideal for data backup and file sharing for daily use and travel.Easily read TF/Micro SD memory cards, realize fast file transfer between mobile phones, tablets and computers. You can browse movies, music, photos and documents directly without extra APP.4‑in‑1 OTG Card Reader, multi‑interface mobile storage adapter, supports USB‑A, Type‑C, Micro‑USB and Lightning connectors.