Lenovo
Lenovo USB-C Dual Display 4K Travel Dock w/ 100W Power Adapter - 7 Ports, Universal Compatibility (Black) 40B90100US
USB-C Dual Display Travel Dock with Adapter

The Lenovo USB-C Dual Display 4K Travel Dock 40B90100US is a compact and powerful docking solution for professionals on the move. With a sleek, travel-friendly design and universal USB-C compatibility, it transforms your laptop into a fully connected workstation in seconds. Perfect for remote work, travel, or hot-desking, this dock supports a wide range of USB-C enabled devices, including Windows, macOS, and select Chrome OS systems.
Featuring dual 4K display support, this dock allows you to connect up to two Ultra HD monitors via HDMI and DisplayPort, delivering sharp visuals and enhanced multitasking capabilities. With 7 essential ports including USB-A, USB-C, Ethernet, and audio it ensures you stay connected to all your peripherals, storage devices, and networks without the need for multiple adapters. The included 100W power adapter provides reliable charging for laptops and connected devices.
Built for performance and convenience, the Lenovo 40B90100US is ideal for hybrid professionals, creatives, and frequent travelers who demand flexibility without compromising productivity. Whether you're working from home, a hotel, or the office, this travel dock offers seamless connectivity and high-speed performance in a compact, stylish form factor.


-
Compact portability: Lightweight dock (~137 g) with built-in cable management—slips into your bag.
-
Dual 4K display support: Simultaneously drive two external 4K monitors at 60 Hz via HDMI 2.1 & DP 1.4.
-
Powerful charging: 100 W USB-C Power Delivery included; option to use 135 W adapter for full performance.
-
Multi-port hub: 7 connectors including USB-A, 2× USB-C (one always-on), HDMI, DP, and Gigabit Ethernet.
-
Sustainable design: 66% post-consumer recycled chassis and fully plastic-free packaging.
-
Universal compatibility: Works with USB-C laptops (Alt-Mode/Thunderbolt) and supports advanced Lenovo features like Wake-on-LAN.
| Feature | Specification |
|---|---|
| Model | Lenovo USB-C Dual Display 4K Travel Dock (40B90100US) |
| Ports | 1× HDMI 2.1, 1× DisplayPort 1.4, 1× USB-A 10 Gbps, 2× USB-C 10 Gbps (1 always-on), 1× RJ-45 Gigabit Ethernet |
| Display Support | Dual 4K @ 60 Hz (3840×2160) |
| Power Delivery | 100 W included; supports 135 W adapter to maintain full 100 W to laptop |
| Weight | ~137 g (0.3 lb) |
| Dimensions | 4.7″ × 2.2″ × 0.8″ (119.7 mm × 56.3 mm × 20.5 mm) |
| Eco Features | 66% recycled chassis, plastic-free packaging |
| Compatibility | USB-C Alt-Mode, Thunderbolt (selected), Windows 10/11 |
| Extra Features | Always-on USB charging, cable management, Wake-on-LAN, MAC passthrough |
Handling time: All orders are shipped as soon as possible within 2 business day after payment confirmed. However, we cannot control transit time once your package is handed over to the courier. We process and ship orders Monday – Friday and are unable to offer weekend or holiday delivery.
Shipment Methods All shipping requires additional 1-2 days of processing timeFree budget shipping (8-14 business days)
USPS Priority (3-7 business days)
Free 2-Day Shipping on Select Items – Includes Hard Drives, HPE Networking, and Yealink! (Choose free shipping at checkout)
Returns PolicyAll products sold by aaawave.com are brand new and carry the manufacturer’s full warranty. All products advertised as BULK or OEM are brand new and carry the manufacturer’s full warranty.
*Note: "BULK" and "OEM" items do not come in a retail type of packaging, do not include hardware, accessories, cables,software, or literature. Unless otherwise noted.
All products are shipped to the customer the exact same way that we receive them from the manufacturer. We are NOT responsible for physical damage or misuse of the product, damage or misuse of the product will automatically void the manufacturer warranty.
* Note: AAAwave.com does not accept returns for refunds or exchanges of the following items: Product listings that state "Limited Supply, All sales are final". Opened software and software product keycards. The sales of all the items aforementioned are considered final.
Schedule and Time
AAAwave offers a 30 day return/exchange policy, unless otherwise noted. The return/exchange policy begins on the
customers purchase date. No returns or exchanges will be accepted after 30 days. All refunds will be made back to
the customer’s original form of payment within 7 business days of receiving the return merchandise. Return
Merchandise Authorization number (RMA) are valid for only 10 business days. Packages must be received by us within
10 business days after the RMA number has been issued. Packages received after 10 business days will not be accepted
and the warranty period will be considered voided and cancelled. RMA processing time is 5-7 business days once the
package has been received.
Extra Charge
AAAwave reserves the right to refuse the return or to charge a minimum 10% restocking fee.
There is no restocking fee if the product is returned factory sealed and unopened (including an intact UPC code) and must include all packing material, blank warranty cards, manuals, and accessories. AAAwave can only refund the original purchase price.
We offer RMA replacement without any restocking fee to customers who have received a defective product.
Shipping costs is non-refundable.
Product exchanges can be accepted for defective items, the same exact item only.
Customer’s Duty
aaawave.com does NOT offer "Advanced Replacement" for the exchange of defective merchandise.
aaawave.com does NOT pay the return shipping costs for defective merchandise.
We are NOT responsible for product defects, because we do not manufacture the products we sell. aaawave.com will pay
for shipping "Back to the customer" for exchange of defective items.
All returns and exchanges must be accompanied with a Return Merchandise Authorization number (RMA number). Please
contact us for a RMA number prior to sending your package. aaawave.com will NOT accept packages without prior
authorization and a RMA number.
All packages being shipped to aaawave.com must have a valid tracking number that is with a major courier such as
UPS, FEDEX, or USPS.
What shipping options are available?
We offer standard and expedited shipping options within the U.S. Shipping rates and estimated delivery times are displayed at checkout. Shipments to Alaska, Hawaii, and other U.S. territories (i.e. Guam, Puerto Rico, Virgin Islands etc.) require expedited shipping and incur shipping charges. Items may be delivered separately in multiple shipments.
Is my payment information secure?
Yes, we partner with world leaders in technology and security to provide you with an easy-to-use, fully interactive, and secure online shopping experience. Your transaction is secure, and we work hard to protect your security and privacy.
Do you ship internationally?
Currently, we only ship within the U.S. For international inquiries, please contact our support team.
What if a product is defective?
All new products carry the manufacturer's full warranty. If you receive a defective product, please contact us for a Return Merchandise Authorization (RMA) number. We offer RMA replacement for defective items (the same exact item only). Please note that we do not offer "Advanced Replacement" and do not cover return shipping costs for defective merchandise.
30 Day Return Policy.
AAAwave.com offers a 30 day return/exchange policy, unless otherwise noted. The return/exchange policy begins on the customers purchase date. All refunds will be made back to the customer’s original form of payment within 7 business days of receiving the return merchandise.
Are you an authorized reseller for the products you sell?
Yes, we are an authorized reseller for many brands, including Arduino, ASUSTOR, Avermedia, Dynatron, HPE networking, Gigabyte, MSI, Intel, XFX and Streacom.
How can I track my order?
Once your order ships, you will receive a tracking number via email. You can also track your order by logging into your AAAwave.com account and ask our chatbot.
Do your products come with a warranty?
Yes, most of our products are covered by the manufacturer’s warranty. Warranty details can be found on the product page or by contacting our support team.
What are your business hours?
Monday – Friday (Excluding Holidays) 8:00am – 6:00pm PST