Eaget Dual USB Flash Drive 32G USB Type C 3.1 + USB 3.0 Micro Metal Key Ring High Speed Waterproof Mini OTG USB driver with dual port: USB type C 3.1 + USB 3.0 High Speed, easily transfer files between your device. Metal Case provide the water resistant and shock resistant, and present the modern concise style. Compact Size, volume 3.3cm x 1.7cm x 0.6cm and weight only 4 grams / 0.15 ounces, convieniently carry with it . Key Ring: keychaine attachable design with the petite size, and the durable metal casing protection. Make it adapted all lifestyle. One year unlimited warranty, Lifetime technical assistance. (Mobile device requires USB Type-C port and On-The-Go (OTG) support. Download a free app from the Google Play Market called USB OTG Checker. )