Logitech Wireless Touch Keyboard K400 Plus

With more than 22 years experience designing high-quality keyboards, Logitech carefully design, develop, prototype, and study all the essential components of our keyboards, from the core technologies to the comfort and ergonomics of their design. Specifications Connectivity Logitech USB Unifying Receiver (RF 2.4Ghz) Battery 2x AA (Pre-Installed) Battery Life Up to 18 Months Key Life Up to 5 Million Keystrokes Wireless Range Up to 10m Touch Pad Dimensions (mm) Width: 47 mm, Height: 76 mm Dimensions (mm) Width: 354.3 mm, Depth: 23.5 mm, Height: 39.9 mm Weight 390g (with Batteries)

See the manufacturer's website for more information & Support: Logitech.com