WORK FROM ANYWHERE: This slim wireless bluetooth keyboard works with computers, laptops, phones or tablets in a lightweight and compact design, so you can multitask at home or on the go. Type on Anything: Connects to all wireless Bluetooth devices with external keyboard support. Map and layout keys for Windows, Mac, Chrome OS, Android, iOS, and even Apple TV. Easy to switch and type: pair with up to three devices - even with different operating systems - and switch between them with a single click. So you can type, switch and keep writing. Programmable multimedia keys. ERGONOMIC LAPTOP STYLE: Ultra-small keyboard footprint allows for lower arm reach and better body positioning. The compact, hollow keys provide smooth, quiet, and familiar laptop-style typing. 2 year worry-free battery life: 2 years, 2 AAA alkaline batteries - preinstalled. With intelligent automatic power saving technology and on/off button. Durable and resistant frame with QWERTY design.