This adaptor is very easy to use thanks to its plug-and-play design, and it is mini and compact for easy portability, with a built-in smart resistor so you don't have to worry about damaging your device. Supporting not only fast charging but also high-speed transfer, this adapter helps you transfer files and charge them quickly, saving you time. It is constructed of aluminum alloy material. The length of this product is 2.12cm, the width is 1.45cm and the height is 0.68cm. Suitable for listening, fast charging, car, hard drive, sound card, etc., this adapter is widely used. Item Name: Adapter Material: Aluminum Alloy Interface: USB 2.0 to Type-C Features: High Speed, Fast Charging, Data Transmission Size Details: L: 2.12cm/0.83", W: 1.45cm/0.57", H: 0.68cm/0.27" (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 Adaptor 1 x Lanyard