Rapoo X1800S 2.4GHz Wireless Keyboard and Mouse Set(Black)

1. Weight: keyboard 418 g, mouse 81 g2. Dimensions: keyboard 39.2 x 12.6 x 2.9 cm, mouse 11.6 x 6.2 x 3.2 cm3. Features: durable, splash-proof design, long-lasting power, equipment switching, waterproof and wear-resistant4. Mouse/keyboard interface type: USB5. Scope of application: household, office, notebook6. Mouse optical resolution: 1000 DPI7. Power supply: 1 x AA battery (not included)8. Battery life: 9 months for mouse and 12 months for keyboard