Tired of constantly swapping batteries or being tethered to a desk? The Lenovo 4Y41R69491 Full-size (100%) Wireless Bluetooth Plunger key switch gives you a full-size keyboard that never needs a traditional battery, drawing power from ambient light so you can type all day without interruption. It connects to up to three devices at once, making it perfect for home offices, shared workspaces or anyone who moves between laptops, tablets and phones.
Usages of a Full-size (100%) Bluetooth Keyboard
Whether you’re drafting reports, joining video calls, or entering data on a spreadsheet, this keyboard fits seamlessly into any workstation. Its adjustable height and island-style layout let you find a comfortable typing angle, while the numeric keypad speeds up number-crunching tasks throughout the day.
Benefits of Lenovo Bluetooth Keyboard
- Battery-free operation: No more buying or replacing batteries, saving time and money.
- Multi-device pairing: Switch instantly between three Bluetooth devices, keeping your workflow smooth.
- Eco-friendly build: Made from 95 % post-consumer recycled plastic, reducing environmental impact.
- Long-lasting keys: Each key is rated for 10 million characters, ensuring durability for years.
- Adjustable height: Tailor the tilt to your ergonomics for comfortable typing sessions.
Lenovo Bluetooth Keyboard Overview
Choosing this keyboard means you get a reliable, full-size typing experience without the hassle of cords or chargers. Its Bluetooth 5.1 connection provides a stable link, while the plunger key switches deliver a satisfying tactile feel that rivals wired keyboards. The sleek black or green finish blends well with any desk setup, and the lightweight design (22.4 oz) makes it easy to move when needed.
The keyboard’s solar-powered system, complemented by a USB-C charging port for occasional top-ups, offers up to 730 hours of use on a single charge. This combination of sustainability and performance ensures you stay productive without worrying about power.
Key Features of a Full-size (100%) Bluetooth Keyboard
- Bluetooth version: 5.1. Provides a fast and reliable wireless connection.
- Key pitch: 1.91 cm. Gives a comfortable distance between keys for accurate typing.
- Number of keys: 109. Includes a full set of alphanumeric keys and a numeric keypad.
- Keyboard language: UK English. Layout matches UK typing standards.
- Hot keys: Yes. Access shortcuts quickly for common functions.
- Adjustable height: Yes. Allows you to set the tilt that best suits your posture.
- Weight: 22.4 oz. Light enough to move but solid enough for stable use.
- Dimensions (WxDxH): 420 x 151 x 16 mm. Fits comfortably on most desks without taking up excess space.
- Power source: Solar. Harnesses ambient light to keep the keyboard running.
- USB-C charging: Yes. Provides a convenient way to charge when needed.
Specifications
| Keyboard |
| Certification | BQB, BQB QDID Purchase, SRRC, ANATEL, UKCA CE RED, EAC, UkrSEPRO, TCRA, RCM SDOC, BIS, WPC, TRC, ICASA, Maghreb, ECAS, ATT, CONATEL, URSEC, IFETEL, NOM-019 |
| Bluetooth version | 5.1 |
| Key pitch | 1.91 cm |
| Hot keys | Yes |
| Keyboard keys operating life | 10 million characters |
| Keyboard number of keys | 109 |
| Numeric keypad | Yes |
| Keyboard form factor | Full-size (100%) |
| Pointing device | No |
| Keyboard language | UK English |
| Keyboard key switch | Plunger key switch |
| Device interface | Bluetooth |
| Connectivity technology | Wireless |
| Recommended usage | Home/Office |
| Design |
| Product colour | Black, Green |
| Adjustable keyboard height | Yes |
| Island-style keyboard | Yes |
| Backlight | No |
| Features |
| Number of devices supported | 3 |
| Power |
| USB Type-C charging port | Yes |
| Battery life (max) | 730 h |
| Power source type | Solar |
| Mouse |
| Mouse included | No |
| System requirements |
| Windows operating systems supported | Windows 10, Windows 11 |
| Operational conditions |
| Operating relative humidity (H-H) | 20 - 95% |
| Operating temperature (T-T) | -5 - 40 °C |
| Weight & dimensions |
| Weight | 22.4 oz |
| Keyboard weight | 635 g |
| Keyboard dimensions (WxDxH) | 420 x 151 x 16 mm |
| Packaging content |
| Warranty card | Yes |
| AC adapter included | No |
| Number of products included | 1 pc(s) |
| Packaging data |
| Package type | Box |
| Package weight | 797 g |
| Package height | 33 mm |
| Package depth | 169 mm |
| Package width | 443 mm |
| Package weight | 797 g |
| Technical details |
| Weight | 22.4 oz |
| Interface | Bluetooth 5.1 |
| Other features |
| Applications supported | Lenovo Accessories and Display Manager |
| Dimensions (WxDxH) | 16.5 in x 5.9 in x 0.6 in |
| Manufacturer | Lenovo |
| Recycling data |
| Post-consumer recycled plastic | 95% |
| Summary Details |
| Product colour | Black |
