


⚡ Stay connected, stay ahead — the power of wired speed in your pocket!
The Lenovo Options USB-C to Ethernet Adapter 4X90S91831 offers a compact, energy-efficient solution for professionals needing reliable wired internet. Featuring a reversible USB-C plug and full-size RJ45 connector, it’s optimized for ThinkPad X1 and 13 series devices, delivering stable, high-speed connectivity in a sleek, lightweight design.



| Brand | Lenovo |
| Product Dimensions | 11.99 x 24 x 2.01 cm; 27.22 g |
| Batteries | 1 AA batteries required. |
| Item model number | 4X90S91831 |
| Manufacturer | Exertis (UK) Limited |
| Series | 4X90S91831 |
| Colour | Black |
| Standing screen display size | 16 Inches |
| Computer Memory Type | DDR5 SDRAM |
| Graphics Card Description | Dedicated |
| Connectivity Type | WiFi |
| Wireless Type | 802.11n |
| Voltage | 28 Volts |
| Wattage | 50 watts |
| Hardware Platform | Linux |
| Operating System | Standard |
| Are Batteries Included | No |
| Lithium Battery Energy Content | 2.6 Watt Hours |
| Lithium Battery Packaging | Batteries contained in equipment |
| Lithium Battery Weight | 5 Grams |
| Number Of Lithium Ion Cells | 4 |
| Number of Lithium Metal Cells | 1 |
| Item Weight | 27.2 g |
| Guaranteed software updates until | unknown |
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