60% Layout Bluetooth Mechanical Keyboard Keychron K12 is a 60% compact layout (61-key) RGB backlight Bluetooth mechanical keyboard for Mac and which setting up a good example of space-efficient usage. With a unique Mac layout provides all necessary Mac function keys, while compatible with Windows. It connects with up to 3 devices with the latest Broadcom Bluetooth 5.1 chipset proved from time to time. Gateron G Pro mechanical Blue Switch Given that 2.3±0.6mm pre-travel and 60gf actuation force, the Gateron G Pro mechanical blue switch feature a nice Clicky feel while satisfying your finger with a durable 50 million keystroke lifespan. Keychron K12 Highlights: 60% layout wireless mechanical keyboard Wireless & Wired For Mac & Windows Connects up to 3 devices Bluetooth 5.1 18 Types of RGB Backlight Up to 240 hrs of typing (backlight off) Dimension: 293x102mmx30mm 60% Compact Layout The K12 comes with a compact 60% layout with only the keys you need in the right places. You can access the arrow keys and all the essential multimedia and function keys through a combination of keypress no matter on Mac or Windows. Wireless & Wired Modes Connects with up to 3 devices via Bluetooth and switch among them easily. With high reliable and broad compatibility Broadcom Bluetooth 5.1 chipset, the K12 is best to fit home, office and light gaming use while connecting with your smartphone, laptop and iPad. It also has wired mode with USB Type-C connection. For Mac & Windows With a unique Mac layout and Windows compatibility, the K12 is offering convenient accessibility to all the essential multimedia and function keys. Just plug and use, no driver is needed. Extra keycaps for both Windows and Mac operating systems are included. 4000mAh Big Battery The K12 can last up to 240 hours (with backlit disabled) with a 4000 mAh big battery, which is one of the biggest in mechanical keyboards. N-key rollover (NKRO) on wired mode or 6KRO on wireless mode. 18 Types of RGB Backlight Comes with 18 types of RGB backlight settings as well as a static white backlight option. You can also adjust the keyboard brightness to sync with your mood. Ergonomic Support Two-level adjustable feet, an inclined bottom frame, and curved OEM profile keycaps, all working together to provide long-lasting ergonomic support when you type on the K12. The Combination Keys Table Of Keychron K12 fn1 + J + Z Reset the Keyboard (long press for 3s) fn2 + S + L + O Disable the Auto Sleep Mode (Bluetooth mode, long press for 3s) fn1 + Q Pair with Bluetooth device #1 (long press for 3s) fn1 + W Pair with Bluetooth device #2 (long press for 3s) fn1 + E Pair with Bluetooth device #3 (long press for 3s) fn1 + I Menu (Only works in Windows mode） fn1 + O Scroll Lock fn1 + P Insert fn1 + [ Page Up fn1 + ] Home fn1 + ; Page Down fn1 + K Arrow Up fn1 + M Arrow Left fn1 + , Arrow Down fn1 + . Arrow Right fn1 + / Delete