I am selling my licence for this, I as I have recently bought a Komplete bundle. I will send the transfer ID by ebay message after purchase, so please ignore the postage details.
Please see the Native instruments website for full details of the piano:
https://www.native-instruments.com/en/products/komplete/keys/piano-colors/
Instructions to import the licence into your NI account:
https://support.native-instruments.com/hc/en-us/articles/209566549-How-to-Import-a-License-Transfer-ID-to-your-NI-Account
Please note: eBay will charge VAT on digital goods.
Please let me know if you have any questions and thanks for your interest!