COLORFUL WIRELESS KEYBOARD: Typewriter retro with round keycaps and clicking sounds make you enjoy typing. the latest color is unique and add vibrant to your desk PLUG AND PLAY: 2.4GHz wireless technology provides a stable connection range of up to 33ft (10 meters) no drivers required, just plug in the USB receiver and work ONLY 1 USB RECEIVER: Keyboard doesnt have USB receiver, wireless keyboard and mouse share 1 USB receiver, placed near the mouse battery slot AUTO SLEEP FUNCTION: when you don't have any operation for a long time, keyboard and mouse will enter the sleep mode to save power, and simply click any keys to activate them WITH POWER SWITCH: Keyboard and mouse come with separate ON/OFF switches for power saving and independent use. keyboard requires 1 *AA battery, mouse requires 1* AA battery (Batteries not included package) WIDE COMPATIBILITY: Compatible with Windows 11, 10, 8, 7, and Mac OS. works perfectly with laptops, desktops, computers, PC, and more. Gre