GU10 Wifi bulb : No hub required GU10 Zigbee bulb : Zigbee three hub/gateway requiredNote: If you don&;t have zigbee hub gateway, simply buy WiFi type. Base: GU10Protocol :eWelink App: eWelink App Wireless type: Zigbee / WiFi Rated power: 5W Voltage: AC 100-240V 50/60Hz Color : RGB+CW+WW Dimmable:Yes System Supported:IOS/Android Luminous Flux:350lm Service life: ≥ 30000HFunction: Voice Control, APP Remote Control, Dimmable, Compatible with Amazon Alexa Echo Google Home Assistant. Zigbee Hub As Control Central: Zigbee Gateway Hub is Required for Zigbee bulb, appearing as the center bridge for all zigbee machine with extremely steady signal and a very nice necessity for whole-house intelligence you prefer to use zigbee lamp straight with yandex Alice or for Smartthings,make yes your yandex alice or smartthing integrated zigbee three hub;