Effortless expansion for work and entertainment This USB port splitter lets you connect up to four USB devices at the same time, including external hard drives, keyboards, and USB sticks, simplifying peripherals management at your desk or on the go. Fast data and smart charging speed data transfer combined with intelligent charging management provides fast, stable file transactions while automatically optimizing the charging current for connected devices, helping preserve battery life and improve overall efficiency. Portable and travelfriendly Lightweight and compact design makes it easy to carry for outdoor or travel use. You can plug in and charge your devices wherever you are. durability and safety Constructed from strength aluminum alloy with an refined appearance, it delivers effective heat dissipation to prevent overheating during prolonged use, contributing to the longevity of the device. Use scenarios Office or home workstation: connect a keyboard, external hard drive, and USB sticks to streamline workflow and access multiple peripherals from a single hub. On the go or outdoors: a compact companion for travel, meetings, or fieldwork, allowing you to power and use multiple USB devices from a single portable hub. Classrooms or conference rooms: quickly attach presentation drives, mice, or other USB peripherals to support demos and collaboration.