GravaStar Mercury K1 Pro 75% Wireless Mechanical Keyboard

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Product guide

GravaStar Mercury K1 Pro 75% Wireless Mechanical Keyboard

The GravaStar Mercury K1 Pro is a 75% wireless mechanical keyboard with a 79-key layout, hot-swappable linear switches, an aluminum frame, and RGB lighting. Its Bluetooth, 2.4GHz wireless, and USB-C modes suit desks shared between computers and tablets, while the compact layout leaves more mouse space than a full-size board.

At a glance

75% layout with 79 keys and a dedicated control knob, according to the feature description.
Three described connection modes: 2.4GHz wireless, Bluetooth, and wired USB-C.
Hot-swappable linear switches and a gasket-mounted FR4 plate.
Manufacturer claims up to 470 hours with lighting off or up to 40 hours with lighting on, mode-specific conditions apply.
Two RGB lighting systems, with 16.8 million colors and 13 modes claimed.

Price

$161.95Save 10%

Reference price: ~~$179.95~~

Price checked: Nov 12, 2026

View offer Ahead of Black FridayExplore the selection

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Pros and cons

Pros

Compact 75% format retains a dedicated knob while taking less desk area than a full-size layout.
Bluetooth, 2.4GHz wireless, and USB-C offer flexibility for different devices and setups.
Hot-swappable linear switches provide a way to change switches without replacing the whole keyboard.
Aluminum enclosure and adjustable feet are described in the listing.

Cons

The listed weight is 2.6 pounds, which may be a trade-off for buyers prioritizing a light keyboard for frequent travel.

Technical specifications

17 specifications

Identity and layout
Brand	GravaStar
Model	Mercury K1 Pro
Layout	QWERTY
Key count	79
Switch type	Linear
Color	CyberFlare
Style	Cyberpunk

Connectivity and compatibility
Wireless connection listed	Bluetooth, USB-C, Wi-Fi
Compatible devices	Laptop, PC, Tablet
Compatible operating system family	Linux, MacOS, Windows
Minimum required operating system version	Mac OS 14 Sonoma, Windows 11

Power and battery
Power configuration	Battery Powered

Materials and lighting
Enclosure material	Aluminum
Keyboard plate material	FR4
Backlighting	RGB

Dimensions and installation
Dimensions listed	16.34"L x 7.38"W x 2.27"H
Weight listed	2.6 pounds

What to know before buying

Listing details to confirm

The connection listing says “Wi-Fi,” but feature text specifies 2.4GHz wireless, Bluetooth, and wired USB-C, verify the wireless modes and included receiver for the selected listing. Battery-life figures are manufacturer claims with separate lighting-on and lighting-off conditions, actual runtime may depend on use. The 75% layout is described as 79 keys plus a knob, while the details table lists 79 keys.

What’s in the box

Cleaning brushCheck selected pack
Type-A 2.4GHz receiverCheck selected pack
Extra switches (4)Check selected pack
Keycap pullerCheck selected pack
USB cableCheck selected pack

Check which accessories are included in your selected pack before buying.

Who is it for?

A good fit for

Buyers wanting a compact mechanical keyboard with a control knob and room for mouse movement.
Users who switch among Bluetooth, 2.4GHz wireless, and wired USB-C setups.
People interested in customizable RGB lighting and hot-swappable linear switches.

Less suited to

Buyers needing a full-size layout or a numeric keypad.
Anyone prioritizing a lightweight keyboard for carrying between locations.

GravaStar Mercury K1 Pro 75% Wireless Mechanical Keyboard · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.7 / 5 · 895 ratings

5 stars88%88%
4 stars7%7%
3 stars1%1%
2 stars0%0%
1 star4%4%

Customer feedback highlights appearance, build quality, sound, and smooth key feel, the supplied summary also describes customized RGB effects positively. These impressions align with the listing’s aluminum enclosure, linear switches, and RGB features, but remain customer perceptions rather than independent performance findings. The aggregate rating is 4.7 out of 5 from 895 global ratings, including 88% five-star and 4% one-star ratings, ratings alone do not explain individual experiences.

Positive themes

Customers praise the futuristic appearance and aluminum-frame feel.
Feedback describes smooth key feel and a satisfying typing experience.
RGB lighting and sound quality are positively mentioned.

Frequently asked questions

What connection options does the Mercury K1 Pro offer?

Feature text describes 2.4GHz wireless, Bluetooth, and wired USB-C. The general connectivity field also lists Wi-Fi, so confirm the connection details in the selected listing.

How long does the battery last?

The listing claims up to 470 hours with lighting off and up to 40 hours with lighting on. These are separate, mode-specific claims, not one unconditional runtime.

Can the switches be replaced?

The keyboard is described as hot-swappable, with linear switches. The feature text identifies GravaStar x Kailh Speedy Mint switches.

Does it have a number pad?

It is described as a 75% layout with 79 keys and a knob, rather than a full-size keyboard. A separate number pad is not specified.