DIY Programmable Custom Keyboard USB HID Controller Hub with RGB LED Lights WebHID Plug and No Driver Needed

DIY Programmable Custom Keyboard USB HID Controller Hub with RGB LED Lights WebHID Plug and No Driver Needed Description

USB HID Composite Device: Simultaneously supports four types of HID devices-keyboard, media controls, rotary knob, and system power

3 Programmable Buttons: Each button can be bound to to 3 key values, supporting combinations of modifier keys, keyboard keys, and media keys
EC11 Rotary Encoder: A knob with a button; rotating it sends a rotary encoder signal, and pressing it enters Bootloader mode
11 RGB LEDs: 3 button indicator lights + 8 -shaped encoder light strips, with 6 switchable lighting effects
WebHID Web Configuration: No software installation required; configure all parameters directly in a web browser
Configuration Persistence: All settings are saved to the device's internal memory and are retained even after power loss
Unique Device ID: Each device has a unique 6-digit identifier

Hardware Specifications
Main Control Chip: CH554T (enhanced 8051 core)
Buttons: 3 physical buttons + 1 lighting mode
Knob: EC11 rotary encoder (with push button)
Lights: 11 WS2812B RGB LEDs
Interface: USB Type-A (driver-free HID)
Power Supply: USB bus-powered (5V)
Color: Black
Material: Plastic+Metal

Package Contents:
1*Keyboard