The Rii RK100+ keyboard features a large size with a sleek black design and multiple color rainbow LED backlit illumination. This wired USB keyboard is designed with a QWERTY layout and English language options, making it easy to use for everyday computing tasks. With a weight of 440 grams, this keyboard is lightweight and portable, perfect for on-the-go use. Additionally, the illuminated keys make it easy to type in low-light environments, adding convenience to your typing experience.