Gaming Wireless Keyboard and Mouse with RGB Backlight, 2400 Dpi, Blue Ear: 12x8 cm/4.7x3 inches Battery: no need to replace the battery frequently charging support Cool Backlight Effect Cool Key Mouse Light Effect Plug and Play function is fast and easy 3 gear DPI adjustable: 800-1600-2400 3 DPI Double anti-slip wing New anti-slip material on both sides - Inner mesh panties KEYBOARD PARAMETERS LIGHT EFFECTS: Seven colors KEYBOARD SIZE: about 355x130x45mm FUNCTIONAL KEYBOARDS: Combination of multimedia keys INTERFEJS KEYBOARD: wireless connection MOUSE PARAMETERS Connection mode: wireless transmission Number of keys: 6 buttons DPI ANALYSIS: 800-1600-2400 CHIP: Optical motor MOUSE SIZE: 135x75x40mm The package includes: 1x wireless keyboard 1x wireless mouse Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.