K680 Rechargeable Wireless Keyboard and Mouse Set Keyboard specifications: 1. Weight: 1038 g 2. Dimensions: 45.5 x 17.5 x 4.5 cm 3. Features: metal panel, 2.4G wireless technology, battery-free rechargeable, cool backlight effect, dedicated gaming chip, electroplating double wings, plug and play, game optical engine 4. No punch quantity: 24 keys without punch 5. Transmission distance: 10 m 6. Interface: USB 7. DPI adjustable: 800120016002400 8. Battery capacity: 3000 mah 9. Button life: about 10 million times Mouse specifications: 1. Weight: 110 g 2. Dimensions: 13.2 x 7.7 x 4.1 cm 3. Buttons: 6 buttons 4. Transmission distance: 10 m 5. Resolution: 2400 dpi 6. Working method: optical engine 7. Interface: USB 8. Battery capacity: 800 mah 9. Connection: 2.4Ghz wireless connection 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.