Designed to be light, compact and modern, allowing you to connect up to three devices at once and switch between them instantly. Plus, it boasts a two-year battery life, taking the worry out of constantly recharging. It is designed to work with a variety of computers and Bluetooth mobile devices that support external keyboards, to suit your use and environment. Manufactured by Logitech with reference 920-009588. Specifications Allows you to write on your smartphone, tablet, etc. Connect with up to three devices simultaneously. Batteries that last up to two years. Compatible with computers and Bluetooth mobile devices that support external keyboards. Advanced wireless technology. Ideal for use at home, office, etc.