✔Bluetooth and Non-Bluetooth Multi-Device Dual-Mode Keyboard and mouseCompatible with all major operating systems, you can use this wireless keyboard on Windows, Mac OS X, Chrome OS, Android and iOS. What's more, it can connect with 2 Bluetooth devices via the Bluetooth 4.2 chip and 1 non-Bluetooth device with the USB Receiver. Whether you're sharing the keyboard with other family members or multitasking between different devices, this one is sure to make things a lot more seamless!☀No More Battery SwappingRemember when your keyboard broke and you had to go find more batteries? Those days are over when you use the next generation Bluetooth keyboard, which uses a built-in rechargeable battery that lasts 30 days on a 40-minute charge or 90 days on standby on a single charge.☂ Features:Keyboard Dimensions: 11.2 X 2.72X 0.55 inchsKeyboard Weight: 11.39 ouncesMouse Dimensions: 4.33 X 2.2 X 1.18 inchsMouse Weight: 2.6 ouncesOperating Range: Up to 33 ft/ 10 metersCharging Time: 40 minutesWorking Hours: 30 daysStandby Time: 90 days Package Contents1*Wireless Battery Mouse1*Wireless Bluetooth Keyboard1*Charging Cable1*USB Receiver 1*User ManuaIf you have any questions, please contact us, we hope to provide you with good products and good services until you are satisfied. We provide one year warranty service, so you do not have any risk. If you are not satisfied with our products, we can replace you with a brand new product or a full refund to you.