Waveshare 4 Port USB HUB Hubs HAT Compatible with USB2.0 1.1 for RPi Raspberry Pi Zero A+ B B+ 2 3 Model Serial Debugging Onboard to UART

4 Port USB HUB HAT for Raspberry Pi, USB to UART Onboard 4 USB Ports, compatible with USB2.0/1.1 Onboard USB to UART, with enable / disable switch,convenient for Raspberry Pi serial debugging and avoiding conflict Onboard multi indicators, for monitoring the status of power, USB to UART, and each USB port