GREAT FOR RASPBERRY PI The keyboard can be connected to devices that have a standard USB interface using a mini receiver. Its operational range is up to 32.8 feet. It also comes with a touchpad, making it faster and more convenient for you to move to choose what you want. An ultra-slim design while still maintaining full size keys, makes this keyboard a really comfortable experience.
2.4G Wireless
Operating Distance: 32.8 ft
Requires 2* AAA (not included)
Dimensions: 14.76 x 5.09 x 0.69 Inches
Weight 0.96lbs