Features Linkable Design: These rings are "linkable", connecting the output pins of one to the input pins of the other, creating a larger lighting area for your project! Unique Light: The board is "split" with one half RGB and the other half white LEDs with yellow phosphor, perfect for adding color to your project! Addressable Type: Since the driver SK6812 chip is located inside the LED, each LED is addressable, creating an amazing visual display. Enhance Your Space: Use these fluorescent white LED light panels to brighten up any space and add a touch of elegance. Easy Integration: These light boards are support for real time microcontrollers and can be seamlessly integrated into your DIY projects. Specification: Item Type: RGB LED Ring Lamp Material: PCB Chip: SK6812 (built in LED) Voltage: 5V Port: Digital Package List: 4 x LED Light Boards Package List 4 x LED Light Boards