$(csi.user.businessName)

Main Content

Loading...

Skip to content Go to Product Search

Deal of the Day

My Best Buy Memberships

Best Buy Business

Visit our Support Center
Check your Order Status
Shipping, Delivery & Store Pickup
Returns & Exchanges
Price Match Guarantee

Order & Purchases

Check Order Status
Shipping, Delivery & Pickup
Returns & Exchanges
Price Match Guarantee
Product Recalls
Trade-In Program
Gift Cards

Payment Options

My Best Buy® Credit Card
Pay Your Bill at Citibank
Lease to Own
Buy Now, Pay Later
Best Buy Business Financing

Support & Services

Visit our Support Center
Shop with an Expert
Schedule a Service
Manage an Appointment
Protection & Support Plans
Haul Away & Recycling
Contact Us

Rewards & Membership

My Best Buy Memberships
View Points & Certificates
Member Offers

Partnerships

Sell on Best Buy Marketplace
Advertise with Us
Affiliates: Creators & Publishers
Best Buy Health
Best Buy Education
Best Buy Business
Partner+

About Best Buy

Corporate Information
Careers
Corporate Responsibility
Sustainability

Sign in or Create Account

Get the latest deals and more.

Email Address

Best Buy appLearn more ›

Best Buy Canada

Accessibility Terms & Conditions Privacy Interest-Based Ads State Privacy Rights Health Data Privacy Do Not Sell/Share My Personal Information Limit Use of My Sensitive Personal Information Targeted Advertising Opt Out CA Supply Chain Transparency Act

In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.

best portable second monitor for laptop search results

Filters

Skip To Results

Get it fast

Pickup · Ready todaySelect Store

Shipping · Get it today55423

Sold & shipped by

Best Buy

Category

Portable Monitors

Brand

Best Buy Brands

Acer

ViewSonic

ASUS

Mobile Pixels

StarTech.com

Unique Bargains

Kensington

Price

to

Less than $25

$25 - $49.99

$50 - $74.99

$75 - $99.99

$100 - $149.99

$150 - $199.99

$200 - $249.99

$250 - $499.99

Current Deals

Plus & Total Member Deals

On Sale

Clearance

Features

Flat Screen

Integrated Speaker(s)

ENERGY STAR Certified

FreeSync

Mountable

Power Saving/Off Mode

Headphone Jack

Touch Screen

Color

Black

Gray

Silver

Display Type

LCD

LED

OLED

Stand Type

No stand

Fixed height stand

Adjustable height stand

Customer Rating

Top-Rated

5

4 & Up

Maximum Resolution

4K UHD

QHD

Full HD

HD or below

Refresh Rate

75Hz

60Hz

Panel Type

IPS

Not Applicable

TFT

Adaptive Sync Technology

FreeSync (AMD Adaptive Sync)

Condition

Aspect Ratio

Widescreen

Monitor Response Time

Less than 2 ms

4 - 5.9 ms

6 - 9.9 ms

10 ms or More

Screen Size

Less than 23"

23" - 26.4"

best portable second monitor for laptop in Computers & Tablets (40)

Search all categories

Sort by:

Targus HAR I PWR e2

Targus - USB-C Alt. Mode Dual HDMI 4K Mobile Dock with 140W EPR Pass-Thru & SD Reader - Silver

Rating 5 out of 5 stars with 2 reviews

Compare

Front. StarTech.com - StarTech.com USB C Multiport Adapter - HDMI 4K, 2x USB 3.0, 100W PD 3.0, GbE.

StarTech.com - USB C Multiport Adapter - HDMI 4K, 2x USB 3.0, 100W PD 3.0, GbE

Syndicated rating, 4.6666665 out of 5 stars with 3 reviews on startech.com.

(3 reviews from startech.com)

Compare

37-40 of 40 items

$99.99$9999

Pick up today

Get it tomorrow • FREE

$69.99$6999

Get it by Thu, Oct 22 • FREE

Unique Bargains - 2pcs USB-C to DC PD Adapter w/ 2 Tips, 5V-20V PD Cable for Routers, Laptop, Speaker - Black

Not yet reviewed

Not yet reviewed

$19.49$1949

Compare

Compare

Unique Bargains - USB-C to DC PD Adapter w/ 2 Tips, 5V-20V PD Trigger Cable for Router, Laptop, Speaker - Black

Not yet reviewed

Not yet reviewed

$14.99$1499

Compare

Compare

Front. Unique Bargains - 2pcs USB-C to DC PD Adapter w/ 2 Tips, 5V-20V PD Cable for Routers, Laptop, Speaker - Black.

More options from $69.99

Front. Unique Bargains - USB-C to DC PD Adapter w/ 2 Tips, 5V-20V PD Trigger Cable for Router, Laptop, Speaker - Black.