Philips 2-Pack Hue wall Switch Module, White - Walmart.com
I want to connect this wall switch module onto the app however I can't find the serial number. Help! : r/Hue
First look: Philips Hue Wall Switch Module - YouTube
Philips Hue White and Color Ambiance Medium Lumen (75W) Smart Button Starter Kit, Hub Included + Wall Switch Module Bundle, Compatible with Alexa, Google Assistant, Apple HomeKit - Amazon.com