Specifications
- DPI: up to 2,400
- Connectivity: 2.4 GHz, Bluetooth, wired
- Battery life: up to 100 hours
- Software: Keychron Launcher button remapping and macros
Product details
Keychron BM27 Wireless Ergonomic Mouse is designed to provide exceptional comfort with its ergonomic vertical shape while delivering reliable performance for work and everyday use. It supports 2.4 GHz, Bluetooth, and USB wired connections, offering flexible connectivity across multiple devices. Besides, it features programmable buttons, adjustable DPI, and AI-powered customization via Keychron Launcher, making it easier than ever to personalize your mouse settings and optimize your workflow.
Keychron BM27 packs all the essential features into a lightweight body at only 99g. It supports wireless 2.4 GHz and Bluetooth 5.2 connections, ideal for any daily work scenario, and offers energy-efficient performance to maximize productivity and enjoyment!

Standard flat mice force your wrist into an unnatural twist. The Keychron BM27 features a 55° vertical angle that mimics your hand’s natural handshake position. By uncrossing forearm bones, it slashes muscular tension without sacrificing tracking accuracy. Work longer, stay focused, and power through your heaviest tasks completely pain-free.
The BM27 is equipped with the reliable sensor chip PAW3212. With up to 2,400 DPI and up to 30 IPS, it delivers smooth and stable performance that's ideal for work and daily use.
Equipped with a large battery of 500 mAh, the BM27 provides a long continuous working time of up to 100 hours: Up to 100 hours in Bluetooth mode. Up to 76 hours in 2.4 GHz mode.
Just click, save, and let AI do the rest. The online Keychron Launcher web app allows for easy personalization. You can simply tell the built-in AI what you want to adjust, and it will help configure your mouse settings. You can also manually modify buttons, set shortcuts, create dedicated macros, or fine-tune professional settings such as LOD, polling rate, DPI, and more. Besides, it provides 5 on-board memory profiles for quick access across different apps or computers.