1.2.4G wireless connection,No Lag: Enjoy a seamless wireless experience with the USB receiver; 2-in-1 nano receiver, no need to install other software, this wireless keyboard and mouse set features an endearing lovely theme with cute icons and a soft color scheme. The keys on the top are in a love pattern, which adds a romantic color and a element to work, and a good mood for every day's work and life 2.Retro Floating Round Keycaps: Colorful keyboard and mouse wireless with vintage typewriter-inspired retro floating rounded keycaps, gives you the most comfortable typing experience and adds some much needed spunk to your desk; the crisp key sound takes you back to the industrial era, and the independent round keycaps facilitate finger positioning; the floating keys under your fingertips are comfortable and skin-friendly 3.Auto Sleep Mode, Long Battery Life: Both the wireless keyboard and mouse combo feature independent power switches and an auto sleep mode that activates after 30 Mins of inactivity; wake them up with a simple double-click on any key; the keyboard requires 1 AA battery while the mouse requires 1 AA battery, and 2 AA batteries included 4. Ergonomic Design: The keyboard is designed with a tilt angle that promotes a comfortable typing position; the wireless mouse features a sweat-resistant and skin-friendly finish, with a contoured shape that allows for hours of comfortable work 5.13 Multimedia Hot Keys: Incorporating 13 hotkeys and a numeric keypad, this wireless keyboard elevates efficiency and productivity in work and study environments; its stunning design and robust design functionality are bound to win your affection 6.Wide Compatibility & Great Service: Wireless keyboard compatible with Windows 2000 / ME / XP / 7 / 8 / 10, VISTA and Mac; wireless ergonomic keyboard, suitable for desktops, Chrome-book, PC, Laptop, Compute and more