[UNIVERSAL COMPATIBILITY AND BRILLIANT CUSTOMER SERVICE] : Compatible with Windows 2000 / ME / XP / Vista / 7 / 8 / 10. Work well with desktops, Chrome-book, PC, Laptop, Computer and more. WisFox offers 100% worry-free 12 month warranty and 24h serive support. If you have any question, don’t hesitate to contact us!. [Retro Round Keys] Cute color rounded keycaps with scissor-switch design, silent to press and rebound quickly, bring you visual enjoyment and provide comfortable touch of the fingers, enhance the total smooth typing experience. [Automatic Power Saving Functionmode]If you don't use the keyboard for more than a minute, the keyboard will auto-enter the sleep mode to save power, which greatly prolongs the battery life, Click any key or button to wake up within 2 seconds, If one day the keyboard suddenly does not work, please replace the battery and try to use it, when the battery is dying, the low battery indicator on the keyboard will remind you to replace the battery. [Retro Round Key] Cute color rounded keycaps with scissor-switch design, silent to press and rebound quickly, bring you visual enjoyment and provide comfortable touch of the fingers, enhance the total smooth typing experience. [2.4GHz Wireless Technology]plug and play, 35 feet working range, 2-in-1 nano receiver, no need to install other software, no delays or Drop the line, Make your desk surface more neat and tidy, Keyboard or mouse can be used separately, just insert a single USB Receiver to use your Wireless Keyboard Mouse Combo.