GravaStar

GravaStar Mercury K1 Pro Wireless 75% Mechanical Keyboard

A skeletal aluminum-alloy 75% keyboard with custom Speedy Mint linear switches and an 8000mAh battery built for marathon sessions

$199.95*
✓ In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Oct 18, 2026.Price and availability are subject to change — details.

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Overview

The GravaStar Mercury K1 Pro is a 75% mechanical keyboard that treats industrial design as a headline feature rather than an afterthought. Its skeletal aluminum alloy frame is the centerpiece, an open, sculptural build that GravaStar positions as both decorative and functional, since the structure is said to stabilize each keystroke. This is a board for someone who wants hardware that looks the part on a themed battlestation, and the custom Kailh Speedy Mint linear switches back up the styling with a 45gf actuation force, a short 1.2mm pre-travel, and a rated 70-million keystroke lifespan.

Underneath the striking shell, the construction focuses on typing feel and acoustics. A gasket-mounted FR4 plate and five layers of sound-dampening foam work to soften keystrokes, while smooth POK stems aim to deliver a premium glide without lubing. The 79-key compact layout includes a programmable control knob, and dual independent RGB systems push light through south-facing backlit keys and Pudding PBT keycaps with dye-sublimation art for 16.8 million colors across 13 modes.

For daily ownership, the K1 Pro leans on an 8000mAh battery and tri-mode connectivity spanning wired, Bluetooth, and 2.4GHz wireless, making it flexible across PCs, laptops, and other devices. It is a package that courts gamers, typists, and programmers who value a compact footprint and want a keyboard that stands out visually as much as it performs.

Key Features

Cyberpunk-Inspired Aluminum Design: Built with a premium aluminum alloy exoskeleton and distinctive skeletal frame, the Mercury K1 Pro brings a refined mechanical aesthetic to gaming desks and home offices. The sturdy metal construction adds structural stability for a more solid, steady feel during intensive gaming and everyday typing, while the open-frame design creates a distinctive centerpiece for modern desktop setups. A wireless mechanical gaming keyboard designed for both performance-focused spaces and stylish workstations.

Custom Linear Switches with Smooth, Crisp Feedback: GravaStar x Kailh Speedy Mint Linear Switches feature a 45gf actuation force and 1.2mm pre-travel for a smooth, clean keypress with crisp, responsive feedback. The linear switches are rated for 70,000,000 keystrokes, supporting extended use for gaming, writing, and everyday office work. Their balanced keystroke feel and clean sound make the K1 Pro a practical hot-swap mechanical keyboard for long gaming sessions and hours of typing.

Creamy Sound with FR4 & 5-Layer Structure: A gasket-mounted FR4 plate works with a 5-layer foam dampening structure to shape a refined, pleasing acoustic profile. The Mercury K1 Pro produces a deeper, satisfying “thock” at moderate volumes, complemented by a clean, crisp character and responsive feedback for a smooth and creamy typing experience. The controlled sound makes it well suited for immersive gaming, focused work, and late-night typing sessions.

Dual RGB Lighting with Web-Based Driver: Two independent RGB lighting systems offer 16.8 million colors and 13 lighting modes for a customizable desktop atmosphere. Use vivid lighting for an immersive gaming setup or softer effects for nighttime gaming and dim office spaces. The Web-Based Driver allows you to customize supported keyboard settings and RGB effects through your computer, adding flexibility to your RGB wireless mechanical keyboard setup.

75% Layout, 79 Keys & Adjustable Mechanical Feet: The compact 75 percent mechanical keyboard layout provides 79 keys plus a dedicated control knob, leaving more room for your mouse and other desktop gear. Use the knob for quick volume adjustment or mute control during gaming, media playback, and everyday work. Signature mechanical-style feet add a distinctive design element while allowing you to adjust the keyboard’s height for different desk setups.

Triple-Mode Connectivity for Flexible Setups: Switch between 2.4GHz wireless, Bluetooth, and wired USB-C connections for different devices and environments. Use 2.4GHz wireless with a gaming PC, Bluetooth with a laptop or tablet, or wired mode when a direct connection is preferred. This triple mode mechanical keyboard fits naturally into home gaming stations, office desks, and mobile work setups.

Extended Usage Time for Multi-Day Sessions: Enjoy up to 470 hours of use with lighting off or up to 40 hours with lighting on, based on the specified usage conditions. The extended usage time supports long gaming sessions, extended workdays, and multi-day use when traveling or working away from your usual setup, reducing the need for frequent charging.

Specifications

Brand
GravaStar
Model
Mercury K1 Pro
Layout
75% compact, 79 keys
Switches
Custom Kailh Speedy Mint Linear (hot-swappable)
Actuation Force
45gf
Pre-Travel
1.2mm
Switch Lifespan
70 million keystrokes
Keycaps
Pudding PBT with dye-sublimation art
Lighting
Dual RGB, 16.8 million colors, 13 modes, south-facing
Battery
8000mAh rechargeable
Connectivity
Tri-mode: wired, Bluetooth, 2.4GHz wireless
Frame
Aluminum alloy, skeletal design

Frequently Asked Questions

It ships with custom Kailh Speedy Mint linear switches rated at 45gf actuation force and 1.2mm pre-travel, with a 70-million keystroke lifespan and smooth POK stems that do not require lubing.
Yes. The K1 Pro is hot-swappable, so you can pull the stock Speedy Mint switches and drop in others without any soldering when you want a different typing feel.
It offers tri-mode connectivity, meaning you can use wired, Bluetooth, or 2.4GHz wireless. That flexibility lets it pair with PCs, laptops, and other compatible devices for gaming or work.
The K1 Pro uses a 79-key 75% layout that drops the dedicated number pad to save desk space. It keeps arrow and function keys and adds a programmable control knob, but heavy number entry may feel tighter.
It carries a large 8000mAh rechargeable battery, which GravaStar positions for long gaming sessions. Actual runtime will vary with RGB brightness and which wireless mode you use.
It uses a gasket-mounted FR4 plate with five layers of sound-dampening foam, a construction aimed at a softer, quieter keystroke, paired with linear switches for smooth, consistent presses.