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Lemokey L4 QMK Wireless Custom Gaming Keyboard (US ANSI Layout) - Image: 1

Keychron Lemokey L4 US Mechanical Keyboard

The Lemokey L4 US is a high-performance 80% mechanical keyboard designed for users who demand versatility, durability, and advanced customization. With its compact ANSI layout, it strikes a balance between functionality and desk space, making it ideal for gamers, office professionals, and keyboard enthusiasts alike. This keyboard stands out with its robust full-aluminum frame, hot-swappable switches, and multi-mode connectivity, including Bluetooth, 2.4 GHz wireless, and wired USB-C. It caters to those who value both aesthetics and performance, offering features such as so... Read more
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VendorPrice (USD)Link*
Lemokey L4 QMK Wireless Custom Gaming Keyboard (US ANSI Layout)
Keychron (DE)
$201 - $217
Keychron Lemokey L4 US
Amazon
~ $201 - $217
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Compare Keychron Lemokey L4 US vs Keychron Q1 Max vs Keychron Q3 HE Specification

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Keychron Lemokey L4 USKeychron Q1 MaxKeychron Q3 HE
Lemokey L4 QMK Wireless Custom Gaming Keyboard (US ANSI Layout) - Image: 1
Keychron Q1 Max QMK/VIA Wireless Custom Mechanical Keyboard ISO Layout Collection - Image: 1
Keychron Q3 HE QMK Wireless Custom Keyboard ISO Layout Collection - Image: 1
0.0 (0)
4.5 (48)
5.0 (6)
Keychron (DE)
$201
Divinikey
$189
Amazon
$220
Name
Keychron Lemokey L4 US
Name
Keychron Q1 Max
Name
Keychron Q3 HE
Release year
2024
Release year
2023
Release year
2024
Switch Options
Tactile, Linear
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky, Magnetic
Profile
Normal Profile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
75%
Layout Size
80%
Layout Standard
ANSI
Layout Standard
ANSI, ISO, ISO-DE, ISO-UK, ISO-Nordic, ISO-SW, ISO-CH
Layout Standard
ISO-DE, ISO-UK, ISO-Nordic, ISO-SW, ISO, ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
4000 mAh
Battery capacity
4000 mAh
Battery capacity
4000 mAh
Hall Effect Support
 
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIA Support
 
N-Key Rollover
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb, South-face
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Colors
Case Material
Aluminum
Case Material
Aluminum
Case Material
Aluminum
Keycaps Material
PBT
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
31 x 356 x 142 mm
Dimensions
23 x 145 x 328 mm
Dimensions
23 x 137 x 365 mm
Weight
1858g
Weight
1724g
Weight
1775g
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Product Description

The Lemokey L4 US is a high-performance 80% mechanical keyboard designed for users who demand versatility, durability, and advanced customization. With its compact ANSI layout, it strikes a balance between functionality and desk space, making it ideal for gamers, office professionals, and keyboard enthusiasts alike. This keyboard stands out with its robust full-aluminum frame, hot-swappable switches, and multi-mode connectivity, including Bluetooth, 2.4 GHz wireless, and wired USB-C. It caters to those who value both aesthetics and performance, offering features such as south-facing RGB backlighting, premium double-shot PBT keycaps, and extensive programmability via QMK/VIA and a dedicated web app. Whether you’re seeking ultra-low latency for gaming or seamless multitasking across devices, this keyboard delivers a refined typing and gaming experience tailored to your needs.

Essential Features

The Lemokey L4 US keyboard is packed with features that set it apart in the crowded mechanical keyboard market. Its 80% ANSI layout provides a perfect compromise between compactness and full functionality, retaining dedicated arrow keys and navigation cluster for efficient workflow and gaming control. The inclusion of hot-swappable switch sockets means users can effortlessly change out switches without soldering, allowing for easy experimentation with different tactile or linear switch types. The keyboard supports QMK and VIA firmware, enabling deep programmability and macro creation for power users. A standout feature is its triple-mode connectivity: users can switch between Bluetooth 5.2, ultra-fast 2.4 GHz wireless with a 1000 Hz polling rate, and wired USB-C, ensuring compatibility and responsiveness in any scenario. The 4000mAh battery provides extended wireless usage, while the south-facing RGB LEDs offer vibrant, customizable lighting effects. Premium double-shot PBT keycaps ensure longevity and resistance to shine, while the gasket-mounted design and multiple layers of acoustic foam deliver a cushioned, quiet, and satisfying typing experience. The keyboard is also equipped with a powerful ARM MCU with 256K flash memory, supporting advanced features and future firmware updates. All these elements combine to create a keyboard that is both highly functional and future-proof.

Craftsmanship and Design

This keyboard exemplifies meticulous craftsmanship, featuring a full CNC-machined aluminum frame that provides exceptional rigidity and a premium feel. The aluminum construction not only enhances durability but also gives the keyboard a sleek, modern aesthetic that fits seamlessly into any workspace or gaming setup. The ANSI layout is thoughtfully designed for ergonomic efficiency, maintaining a comfortable 5° typing angle that reduces strain during extended sessions. The use of double-shot PBT keycaps ensures a non-glossy, wear-resistant surface that retains its texture and legends over time. The south-facing RGB lighting is optimized for maximum visual impact, illuminating the keyboard evenly from the user’s perspective. Internally, the gasket mount structure and multiple layers of acoustic foam (IXPE, PET, and EPDM) work together to dampen vibrations and minimize typing noise, resulting in a softer, more refined sound profile. The inclusion of screw-in PCB stabilizers further enhances the stability and smoothness of larger keys, such as the spacebar and enter key. Every detail, from the sandblasted finish to the precise machining, reflects a commitment to quality and long-term durability.

Connectivity Options

The Lemokey L4 US offers a comprehensive suite of connectivity options to suit any user’s workflow. Its triple-mode design includes Bluetooth 5.2, 2.4 GHz wireless, and wired USB-C, providing maximum flexibility for both stationary and mobile setups. The Bluetooth 5.2 connection supports seamless pairing with up to three devices, allowing users to switch between a laptop, tablet, and smartphone with simple key combinations—ideal for multitaskers and professionals who juggle multiple platforms. The 2.4 GHz wireless mode is engineered for gaming and high-speed applications, boasting a 1000 Hz polling rate that ensures ultra-low latency and near-instantaneous response times, rivaling wired performance. For those who prefer a direct connection or need to charge the keyboard, the USB-C wired mode offers stable data transfer and fast charging capabilities. The 4000mAh rechargeable battery delivers impressive longevity, supporting up to 200 hours of use with the backlight off and up to 100 hours with RGB lighting at its lowest setting. Charging is efficient, with a full charge achieved in around five hours. The keyboard also includes a convenient receiver storage compartment, making it easy to transport the 2.4 GHz dongle and reducing the risk of loss. Compatibility with Windows, macOS, and Linux ensures that users can enjoy a consistent experience across all major operating systems.

Flexible Programmability

Personalization is at the core of this keyboard’s design, offering extensive programmability to suit any workflow or gaming setup. With full QMK and VIA support, users can remap any key, create complex macros, and assign shortcuts directly from their computer, unlocking endless possibilities for customization. The dedicated web-based Launcher app simplifies the process, providing an intuitive interface for editing keymaps, programming macros, and adjusting lighting effects without the need for software installation. Users can tailor the RGB backlighting with 22 preset modes or fine-tune hue, saturation, brightness, and effect speed to match their personal style or gaming ambiance. The hot-swappable switch sockets make it easy to experiment with different mechanical switches, from tactile to linear, without soldering—perfect for enthusiasts who want to fine-tune their typing feel. The keyboard’s open-source firmware ensures that advanced users and developers can further extend its capabilities, while the inclusion of screw-in PCB stabilizers allows for easy upgrades and modifications. Whether you’re optimizing for productivity, gaming, or aesthetics, this keyboard provides the tools to create a truly personalized experience.

Unique Selling Points

Beyond its core features, this keyboard distinguishes itself with several unique enhancements. The integrated receiver storage compartment adds a layer of practicality, ensuring the 2.4 GHz dongle is always within reach when traveling. The premium double-shot PBT keycaps are not only durable but also resist oil and fading, maintaining their appearance over time. The south-facing RGB lighting is specifically designed to maximize visual impact for the user, even with non-shine-through keycaps. Dedicated screw-in stabilizers provide a smooth, stable typing experience on larger keys, and the robust aluminum frame ensures long-term durability. These thoughtful touches, combined with advanced programmability and multi-device support, make this keyboard a standout choice for those seeking both performance and refinement in their daily typing or gaming sessions.

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