Introducing the [Moe Macaroni Series]! This keyboard and mouse combo features the latest color schemes of 2021, resembling macaroni for a visually appealing and cheerful experience. [Simple Setup and Pairing] Just plug in the USB receiver to use the keyboard and mouse. (The USB receiver is stored in the mouse) Please note: Step 1: Insert the USB receiver into the computer. Step 2: Install the keyboard and mouse batteries. The devices will then automatically search for a match. A different order may prevent successful pairing. If they do not match, remove the battery and USB receiver. Follow the steps above to install them. Reliable Wireless Connection: Utilizing the latest 2.4G wireless technology, this keyboard and mouse combo offers strong anti-interference capabilities. Enjoy fast and reliable connections with virtually no dropouts or delays. [Unique Mute Function] The wireless keyboard incorporates key noise reduction technology, significantly minimizing key click sounds for a quiet and comfortable typing experience. [Strong Compatibility & Automatic Power Saving] The keyboard and mouse are compatible with PCs, computers, and laptops, supporting most operating systems. Smart sleep mode activates after 10 minutes of inactivity, automatically putting the wireless keyboard and mouse into sleep mode to conserve battery life. (The combo requires 2*AA batteries, not included)