Shape: Round - The round shape of the LED RGB light board provides a sleek and modern look, making it an attractive addition to any setting. Its design not only enhances aesthetic appeal but also allows for even distribution of light, creating a harmonious ambiance in any room. High-concerned chemical: None - This LED RGB light set is free from high-concerned chemicals, ensuring a safe and environmentally friendly lighting solution for your home or . Perfect for those who are health-conscious and prefer products without harmful substances. USB: 1.5M - Equipped with a 1.5-meter USB switch cable, this LED RGB light set offers convenient and flexible installation options. The length of the cable is ideal for various setups, allowing you to place the light board in your preferred location without the hassle of additional extensions.