The characteristic of fast transmission and multiple ports make this adapter can improve work efficiency and well meet the multi-port expansion requirements of the device.Thanks to compact size and compatible with a variety of equipment design, it is convenient to carry or use and practical.Made of aluminum alloy material, it is safe to use and practical.The length of this hub is 8.6cm and the width is 1.6cm.It is suitable for phone and computer use. It supports OTG function, in addition, USB model needs OTG adapter to work with it.Item Name: Monitor HubMaterial: Aluminum AlloyFeatures: 4 Ports, Compact, EfficientSize Details: 8.6cm x 1.6cm/3.39" x 0.63" (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 Monitor Hub Note: 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. Sold by-Minnanxin