GravaStar Mercury V75- HE Premium Mechanical Gaming Keyboard – Stealth Black

Overview

The GravaStar Mercury V75 HE is a 75% mechanical gaming keyboard that blends bold industrial design with advanced magnetic switch technology. Built to push performance boundaries, it combines Hall Effect precision, gasket-mounted comfort, rich acoustics, and immersive RGB lighting—delivering both visual impact and competitive responsiveness.

Ultra-Fast Performance

True 8kHz Polling Rate

• 8000Hz USB polling rate

• 256kHz key-position scanning

• Ultra-low latency response of just 0.125ms
  This ensures near-instant input registration, ideal for high-level competitive gaming.

Magnetic Switch Technology

GravaStar × Gateron Magnetic Jade Pro Switches

• Exceptional 0.005mm input precision

• Adjustable actuation range from 0.1mm to 3.5mm

• Designed for consistent, lag-free performance in FPS and esports titles

Adjustable Actuation Control

Fine-tune every key to match your playstyle:

• Adjustable trigger depth from 0.1mm to 3.6mm

• 0.1mm incremental control

• Shallow actuation for fast reactions

• Deeper presses for accuracy and intentional input

Dynamic Rapid Trigger System

• No fixed reset points

• Keys activate and deactivate dynamically based on movement

• Enables ultra-fast repeated inputs

• Ideal for FPS tracking, MOBA abilities, and rapid direction changes

Advanced Input Optimization

Last Keystroke Prioritization (LKP) & Snap Click

• LKP prioritizes the most recent directional input for smoother movement

• Snap Click intelligently resolves simultaneous presses by favoring deeper inputs

• Prevents missed commands and improves movement accuracy in fast-paced games

Rapid Trigger Mode

• Eliminates key reset delay

• Keys reset instantly as they move upward

• Faster re-pressing and seamless input switching

• Perfect for rapid combos and high-APM gameplay

Build & Design

Semi-Aluminum Construction

• Reinforced metal frame for durability

• Lightweight premium plastic base

• Balanced strength, stability, and modern aesthetics

Hot-Swappable Magnetic Switches

• Easily replace or experiment with compatible magnetic switches

• No soldering required

• Supports select TTC and Gateron Hall Effect switches

Compatibility depends on supported magnetic switch models.

Acoustic Engineering

5-Layer Sound Dampening System

• Reduces vibration and hollow noise

• Produces a clean, controlled keystroke sound

• Enhances both gaming and typing comfort

RGB Lighting System

16 Modes · Dual-Zone · Fully Customizable

• Per-key RGB lighting

• Ambient side lighting

• Adjustable brightness, color, speed, and effects

• Sync visuals for gaming or subtle desk ambiance

Connectivity & Compatibility

• Stable wired USB connection

• One-click switch between gaming and office modes

• Fully compatible with Windows and macOS