Colorful Rainbow& RGB Backlight, Light your Working MomentsThe keyboard has a rainbow color backlight and 4 adjustable brightness(off-30%-60%-100%). The mouse has 22 switchable RGB lighting effects7 Solid Color Effects/7 Colorful Light Effects/7 Breathing Light Effects/Light Off. Light-up keycaps and letters help you to use it easier in low light (: t , -olor Quiet and Soft ClicksLess DisturbsEnjoy silent and comfortable Typing. Wireless computer keyboard with soft membrane keys for quiet and smooth typing. Mouse clicks are almost silent. The keyboard features low-profile keys that offer smooth, responsive laptop-style typing with 95% less noise. You don't worry about disturbing others Smart Power-Saving Management, Fast RechargeableThe rechargeable keyboard mouse combo is equipped with a type-c charging cable, standby for months on one charge. Has a friendly power-saving feature that automaticall