COOLHOOD 156DM4 15.6-inch 1080p IPS Portable Monitor

The COOLHOOD 156DM4 portable monitor pairs a 15.6-inch IPS display with USB-C and Mini HDMI connectivity. Its Full HD resolution and 60 Hz refresh rate suit a portable second screen for compatible laptops, phones and consoles, but it needs external power and a suitable USB-C video output for single-cable use.

At a glance

Matte 15.6-inch IPS display with 1920 x 1080 native resolution and 16:9 aspect ratio.
USB-C and Mini HDMI connections are listed for use with compatible devices.
The listing claims 400 Candela per Square Meter brightness, 178 Degrees viewing angle and HDR, LBL enhancement.
The listing says the screen has no built-in battery and requires external power.

Price

£53.97Save 35%

Reference price: ~~£82.99~~

Price checked: 12 Nov 2026

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Pros and cons

Pros

Full HD resolution gives a portable second screen a useful amount of desktop space.
USB-C video and Mini HDMI provide options for compatible laptops, phones and consoles.
At a listed net weight of 0.63kg, the monitor is intended to be carried between locations.

Cons

It has no built-in battery, so portable use depends on an external power source.

Technical specifications

26 specifications

Identity
Brand	COOLHOOD
Model	156DM4

Display and video
Screen size	15.6 Inches
Screen technology listed	IPS
Resolution	FHD Ultra Wide 1080p
Maximum display resolution	1920 x 1080 Pixels
Native resolution	1920x1080
Aspect ratio	16:9
Screen surface	Matte
Contrast ratio	3000:1
Refresh rate	60 Hz
Response time	3 Milliseconds
Viewing angle	178 Degrees
Brightness	400 Candela per Square Meter
Colour gamut value	100.0
Picture enhancement	HDR, LBL
Adaptive sync	FreeSync

Connectivity and compatibility
Connectivity	HDMI, USB Type C
HDMI port count	1
Video out port count	2
Compatible devices	Gaming Console, Laptop, Smartphone

Dimensions and installation
Dimensions (D x W x H)	36D x 25.5W x 1.3H centimetres
Mounting types listed	Desk Mount

Other details
Colour	BLACK
Warranty	2 Years Manufacturer Warranty
Country of origin	China

What to know before buying

Single-cable USB-C use requires a device port supporting Thunderbolt 3/4 or USB 3.1 Type-C/3.2. The listing recommends separate monitor power to retain settings and maintain power during use.

Listing details to confirm

Listing details are inconsistent: the title and feature copy identify IPS, while specifications separately call the display LCD. The listing describes 1080p as “FHD Ultra Wide” despite giving a 16:9 ratio, and gives both 1920 x 1080 Pixels and 1920x1080 for resolution. Confirm the panel and resolution details if these distinctions matter. The cover is described as glued to the back and not recommended for removal.

Who is it for?

A good fit for

Laptop users who want a portable Full HD second screen and have compatible USB-C video output or Mini HDMI.
People connecting a compatible smartphone or gaming console who can provide external power.

Less suited to

Anyone needing a monitor that operates without a separate power source.
Buyers whose device lacks a compatible video output and who need a plug-in connection without checking compatibility.

COOLHOOD 156DM4 15.6-inch 1080p IPS Portable Monitor · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 853 ratings

5 stars82%82%
4 stars9%9%
3 stars2%2%
2 stars1%1%
1 star6%6%

Customer feedback highlights perceived sharp picture quality, portability, ease of setup and connections with devices such as MacBooks and phones. These reports align with the listed Full HD resolution, 0.63kg net weight and USB-C and Mini HDMI connectivity, though compatibility still depends on the source device and power is required. Feedback also mentions included cables, but the package contents are not explicitly inventoried. Aggregate ratings are largely five-star, with a smaller one-star share, so individual experiences may differ.

Positive themes

Customers mention sharp picture quality and find the monitor easy to carry.
Feedback describes straightforward setup and use with devices including MacBooks and phones.
Customers mention receiving different cables.

Frequently asked questions

Does the COOLHOOD 156DM4 have a built-in battery?

No. The feature text says it has no built-in battery and requires external power.

Can it connect with one USB-C cable?

The listing says one-cable use is possible when the source device supports Thunderbolt 3/4 or USB 3.1 Type-C/3.2. It recommends separate power for the monitor during use.

What resolution does the monitor support?

The listing gives a native resolution of 1920x1080 and a maximum display resolution of 1920 x 1080 Pixels. It also uses the wording “FHD Ultra Wide 1080p”, so buyers should confirm the panel details if that description matters.

Is it suitable for travel?

The listing describes it as portable and gives a net weight of 0.63kg. It still needs external power, so a power source must be available at the destination.