Features: Y-shaped USB 2.0 power extension cable with switches, 1 male to 2 female splitter adapter cord, approximately 30cm long. Each USB port is equipped with independent switches, which facilitates the connection of control devices and avoids frequent plugging and unplugging. Both USB 2.0 port can work simultaneously, but just one port supports charging and data synchronization, while the other port only supports charging. Equipped with multiple safety protections functions, including overcurrent, overvoltage, and shortcircuit protections, ensuring safety of connection devices. Widely used for keyboards, mouse, printers, USB fan, USB drive and more. Lightweight and portable, suitable for various scenario such as home, office, travel and more. Specifications: Material: PVC Color: Black Size: approx. 30cm/11.81inch/1ft Package Includes: 1 Piece Y-shaped USB Power Extension Cable with Switches note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.