RAPOO X1960 Wireless Mouse and Keyboard Combo with Palm Rest - 1000DPI, Wireless 2.4G, 10m Range, Spill Resistant, Plug-and-Play 1 Year Battery Life 2.4G Wireless with 10m working range 1000DPI tracking engine Multi-media hot keys Membrane keyboard with 5 million times of key lifetimes Palm rest and Spill resistant design 12-month batter life Plug-and-play Nano receiver Dimension: 459.7 x 185.9 x 22.8mm (K/B), 111.4 x 63.8 x 39.8mm (Mouse)