?Cute Round Retro Style This series of wireless combo is made of ABS plastic characterized by ergonomic design and comfortable feel. This wireless combo cradles your hands in comfort to help minimize hand and wrist strain even after spending all day at your computer.?Ergonomic ComfortThis wireless combo cradles your hands in comfort to help minimize hand and wrist strain even after spending all day at your computer.Smooth and well spaced round keys by the size of the contact area Predictionween fingers and keycaps make typing a breeze. ? How to use? Open the battery case insert the battery to the case of keyboard and mice AAA for the mouse AAA for the keyboard( battery NOT included) ? Cover the battery case and remove the receiver.? Insert the receiver into the computer USB interface wait a minute and you can use this combo immediately.?Plug & Play ReceiverNo drive needed just plug the Nano receiver into your device it install automatically. Both wireless keyboard and mouse will be connected in the same time you can enjoy the wireless freedom rapidly.?Rechargeable Keyboard for Long lasting UseRechargeable lithium ion battery (280mAh) implanted in the keyboard offers up to incredible 90 hours working time on a single charge of approximately 2 hours while the mouse is implanted in powerful 2XAAA battery.?MOUSE with adjustable DPIThe mouse offers 3 adjustable DPI levels(800-1200-1600) for you to adjust the sensitivity of the mouse to meet your different requirements. ?Stable Connection The wireless keyboard and mouse maintain super stable wireless connection. A generous 33 feet connection range creates more possibilities for your life.?Package contents:1xWireless keyboard1xWireless mouse1xNano receiver1xUser manual