Supports one-to-four USB interface expansion. Supports USB2.0, with a transmission speed of up to 480Mbps. With power indicator and four USB signal indicators. The input end has a 2A fuse onboard, and the output end USB interface has a 2A fuse onboard, which has the characteristics of overcurrent protection, high performance, low power consumption and low cost. Application scenarios: Suitable for a variety of USB interface devices, such as keyboards, mice, card , U disks, USB fans, for , drawing boards, mouse pads, mobile hard disks, printers, writing boards, etc. Note:Due to different production batches, the screen printing/appearance is different, which does not affect the use. Colour:Green Material:PCB Package Contents: 1 * USB 2.0 Hub Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.