Type: Combo of Wireless Mouse, Keyboard & Keyboard Cover With Silicone Keyboard Cover Interface: Wireless Wireless Range:10 meter Keyboard cover material: silicone, soft and feel comfortable Powered by AAA battery(Keyboard need 2x AAA batteries, Mouse need 1x AAA battery) Intelligent power saving design, the mouse can detect whether the computer shut down, when the computer shut down, it will automatically enter the minimum power consumption Brand No Brand SKU 100228984_NP-1020502240