The Logitech K380 Multi-Device Bluetooth keyboard makes any space minimalist, modern, and multi-device, letting you type on your smartphone, tablet, and more (Bluetooth-enabled devices that support external keyboards). Connect with up to three Bluetooth-enabled devices simultaneously and switch instantly between them.The K380 Multi-Device is compact and lightweight. You can type on the device of your choice - anywhere.It automatically detects your device, maps keys, and provides a familiar typing experience with all your favorite shortcuts. So you can own your space on any device, anywhere.Two years of battery life virtually eliminates power concerns. You may even forget the keyboard needs batteries!