The 4lite WiZ Connected Dimmable White WiFi LED Smart Bulb provides 345 Lumens whch is dimmable and tunable Warm to Cool White selectable via the Wiz Connect app. The LED's 4.9W output is equivalent in brightness to 50W. Controlled via the WiZ App this WiFi or Bluetooth bulb can be voice activated via Google, Alexa, Siri, Samsung SmartThings No hub needed CCT 2700K to 6500K - 345 lumens LED lifetime 15, 000 hours