Keychron K3U-H1 75% Milk White Low-Profile Mechanical Keyboard with POM Red Switch, 8K Polling, Bluetooth 5.1 & USB-C

The Keychron K3U-H1 is a premium 75% low-profile mechanical keyboard designed for gamers and professionals who demand high performance and portability. Featuring the exclusive Milk POM Red linear switches, this keyboard offers a smooth, quiet typing experience with pre-lubed stems for enhanced fluidity. With an 8000 Hz wired polling rate and 1000 Hz wireless, it delivers ultra-low latency for competitive gaming. The compact 84-key layout saves desk space while retaining essential keys, and the south-facing RGB backlight adds a customizable glow. Built with an aluminum frame and ABS bottom case, the K3U-H1 is both sturdy and lightweight. It supports QMK/VIA firmware for full programmability and is compatible with macOS, Windows, Linux, iOS, and Android.

Advantages

The K3U-H1 combines the best of wired and wireless connectivity with Bluetooth 5.1 and USB-C, allowing seamless switching between up to three devices. The hot-swappable switch design lets you customize the typing feel without soldering. The adjustable typing angles (0°, 4°, 6°) ensure ergonomic comfort, while the 1550 mAh battery provides long-lasting wireless use. The double-shot PBT keycaps resist wear and maintain their legends over time.

Suitable for

• Gamers seeking high polling rates and low latency
• Typists who prefer a linear, quiet switch
• Professionals needing a compact, portable keyboard for multiple devices
• Enthusiasts who want full programmability via QMK/VIA

Key specifications

• Layout: 75% (84 keys)
• Switch: Low-Profile Milk POM Red (Linear, Pre-lubed)
• Hot-swappable: Yes
• Keycaps: Double-shot PBT
• Connectivity: Bluetooth 5.1 & USB-C
• Polling Rate: 8000 Hz (Wired), 1000 Hz (Wireless)
• Backlight: South-facing RGB
• Battery: 1550 mAh Li-Polymer
• Frame: Aluminum, ABS bottom
• Typing Angle: Adjustable (0°, 4°, 6°)
• Compatibility: macOS, Windows, Linux, iOS, Android

Recommendations

For an optimal experience, pair the K3U-H1 with a wrist rest and use the included USB-C cable for wired gaming. Update the firmware via QMK to customize key mappings and macros. The keyboard is ideal for users who value both aesthetics and performance.