The Lenovo 300 USB Combo is a wired keyboard and mouse set designed for reliable daily use. The keyboard features an island-style layout with US/RU keys rated for up to 10 million clicks, while its waterproof exterior helps protect the internals from accidental spills during your workday. Measuring 424 x 146 x 20 mm and weighing 0.57 kg, it maintains a slim profile that fits comfortably on most desks, connected by a 1.8 m cable that provides plenty of reach to your computer. Accompanying the keyboard is an ambidextrous optical mouse with a 1600 DPI sensor for smooth tracking and three buttons capable of up to 500,000 cycles. Its lightweight 69 g frame and two-way scrolling wheel make it easy to navigate documents without fatigue. Both devices connect via USB, offering a straightforward setup for anyone needing a dependable, black peripheral set for their home or office workspace.