Old Philips Hue Lightstrips can finally be extended again - Hueblog.com
Amazon.com: Philips Hue Lightstrip Plus (2m/6ft Base Kit with Plug), Works with Amazon Alexa, Apple Homekit and Google Assistant, Bluetooth Compatible, Single Color Effect : Tools & Home Improvement
Litcessory 6-Pin to Cut-End Connector for Philips Hue Lightstrip Plus (4 Pack, White - Standard 6-PIN V3)