The Logitech Wireless Solar Keyboard is a great blend of Logitech™s high quality keyboard with the ability to charge from the ambient light in the room. The K750R generates its own electricity from the included solar cells. There is an included app that lets you check the charge level and see the amount of power being generated. The low powered keyboard can also hold the charge for three months in complete darkness.
It uses the latest Logitech unifying receiver unit. This unit allows you to easily connect this keyboard and other 2.4 GHz devices using a single receiver unit. It gives fast and reliable connectivity at up to 10 Meters or 30 Feet allowing usage anywhere that is convenient. The keyboard has Logitech™s unique concave key design and features a full number pad in a thin and compact package. The long-term reliability has been enhanced with the ability to replace the rechargeable ML2032 battery.