COMMERCIAL INFORMATION:Economic 2.4GHz wireless combo. Waterproof design. Precision optics. Smart connection. Intelligent power saving mode. Works perfectly with Windows 10, no need to install a special driver. Has a battery life of approx. 3 months. The keyboard is Querty (UK version) and has 10 multimedia keys on the sides. The 800DPI mouse has 3 keys and is for both right- and left handed. There is one dongle to operate both the keyboard and mouse. There is an indication light for low battery, however does NOT have a Caps lock indication on the keyboard.