




Please purchase with an email same as your Kickstarter registered email only, as you'll get free shipping for the add-on if you do.
We won't ship if the add-on order email can't match with any K3 Kickstarter order email.
With a smooth and tactile typing experience, easy to install and uninstall, the Keychron Optical switch is fully compatible with our K8 Wireless Keyboard Optical switch version.
Note: The Keychron Optical switch keyboard is not compatible with any MX style mechanical switch, and not compatible with K3 keyboard.
K8 keyboard (Optical switch version)
Do I need to provide shipping address to purchase the product in this page?
No, we will use the address provided in the K3 Kickstarter Shipping Form. But you may need to fill in billing address.
What if I purchased a product not listed in this page and want it ship with my K3 Kickstarter order?
Please contact support@keychron.com if you purchased via a product link not listed in this page, and you want it to ship together with your K3 keyboard Kickstarter orders.