The Logitech K350 Comfort Wave Ergonomic Wireless Computer Keyboard offers a comfortable and ergonomic design for extended use. With wireless connectivity, users can enjoy the freedom to work or play without the hassle of cords. This sleek black keyboard from a trusted brand like Logitech is perfect for those looking for a reliable and efficient typing experience. No back to the batteries compartment and missing one prop-up piece. Untested.