Name: Lenovo ThinkPad Numeric Keyboard - Grey - Wireless - 2.4 GHz - Ergonomic - Model 4Y41C33791
Brand: Lenovo

Lenovo ThinkPad Numeric Keyboard (Model 4Y41C33791) is a compact, ergonomic wireless numeric keypad designed to simplify number entry for professionals and students alike.

This grey numeric keyboard connects via a reliable 2.4 GHz RF wireless link and uses a small USB receiver for plug-and-play setup on compatible Windows systems, making it ready for immediate use without complicated configuration.

Featuring tactile key switches and 21 precision keys, the keypad offers a familiar feel and durable performance with an operating life rated up to 10 million characters, ensuring long-term reliability for frequent numeric input.

Its ergonomic design and slim profile (132.8 mm width, 85 mm depth, 13.5 mm height) make it comfortable for extended use while remaining highly portable at just 109 g, ideal for mobile workstations or crowded desks.

Powered by batteries, the device supports typical office operating conditions (0 - 40 °C, 20 - 95% relative humidity) and carries a straightforward universal purpose: fast, accurate numeric entry wherever you need it.

This model does not include a pointing device or a USB hub, keeping the layout focused and uncluttered for dedicated number entry tasks. Its USB wireless receiver conforms to common interfaces for broad compatibility.

Use cases include accounting and finance tasks, spreadsheet data entry, POS systems, and on-the-go professionals who need a reliable external numeric keypad. The lightweight design and plug-and-play wireless connection make it a practical accessory for laptop users lacking a dedicated numpad.

Key selling points: tactile switches, ergonomic form factor, 2.4 GHz RF wireless with USB receiver, long key life, and compact portability.