Features: V30 gaming mouse: Up to 3500 DPI resolution, 500Hz frequency. Steering anti-skid wheels provides you with good tactile feedback. Smart connectivity, no need for code, plug and play. Ergonomic design fits your palm to the maximum extent. Built-in PMW3320 IC professional game laser chip. K70 keyboard: 104 keys QWERTY gaming keyboard. Fully backlit colorful LEDs back system with 7 colors. Keystrokes life up to 10 million times, more durable. Multiple water outlets design at the bottom of the keyboard for water draining. Stand structure at the bottom, stable and reliable, avoid move away when you are playing games. With a switch to turn on and off the backlit.