3-MONTH BATTERY LIFE-Both keyboard and mouse are rechargeable by provided Micro USB cable and you can use for up to 3 months per charge(based on daily use). The intelligent auto sleep function and on/off power switch on both keyboard and mouse also reserve your power and extend your battery life SPACE-SAVING -This keyboard is ultra small(11.1*5.3*0.6 in )and compact, saves desk space and makes it easy to carry with, perfect for small desk or travel use.There is also a silicone cover that helps to keep the keyboard clean and dust free PLUG & PLAY-Say goodbye to those complicated setup steps,just plug the tiny wireless receiver into a USB port and your keyboard and mouse are ready to go.2.4GHz wireless connection gives you a range of up to 26 feet LOW PROFILE KEYS& SILENT MOUSE-The keyboard typing is NOT whisper-quiet, but it will be quieter than your traditional keyboards. While the low profile keys and scissor-switch structure give you a remarkable comfortable typing experience 18-MONTH GUARANTEE-You will get an ultra slim rechargeable wireless keyboard, a rechargeable low profile mouse, a keyboard cover, Micro-USB charging cable with 18 months product warranty. This keyboard and mouse set works with PC Computer Laptop Windows 2000, XP, Vista, Win 7, Win 8, and Win 10 systems.