Does Philips Hue Work Okay Without Working WiFi/Internet?
Amazon.co.jp: Philips Hue E26 Smart LED Bulb, Full Color, Daylight Color, Alexa Compatible, Lighting, Light, Lamp, Dimmable, Echo Google Home Siri Full Color Smart Button Starter Set, Bluetooth + Zigbee White :
PHILIPS hueのWi-Fiコンフリクト - カイズ電気株式会社
Philips Hue Smart Hub in White in the Smart Speakers & Displays department at Lowes.com