Features: brand new and high quality 2.4GHz wireless transmission, stable and no delay, strong anti-interference ability. Membrane keyboard design, straight up and down feel, fast response. Frosted keyboard, smooth surface, comfortable for touch feel. The keycap fits finger pulp curve, smoother operation, comfortable to type. Ergonomic design, the mouse fits hand curve, better supports the for palm, not easy to fatigue during long-time use. The keyboard and mouse share one receiver, no driver required, plug and for play. Specifications: Material:ABS Color: Pink/Yellow/Purple Keyboard Button Quantity: 84 for key Mouse Button Quantity: 4 for key Battery: Keyboard: 2xAAA batteries(not included), Mouse: 1xAA battery(not included) Keyboard Size:Approx. 34.4x15x2.7cm /13.54x 5.91x1.06 inches Mouse Size:Approx.10.4x6.8x3.8cm /4.09x 2.68x1.5 inches Package Includes: 1 Set Keyboard Mouse Combo note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.