Sengled Alexa Light Bulbs, Smart Flood Light Bulb Color Changing, Br30, 2 Pack. From Sengled - Smart Lighting Expert Since 1997,Sengled BR30 Color Changing Light Bulbs integrate seamlessly with Alexa smart devices to offer beautiful lighting throughout your home. With Bluetooth Mesh technology, each smart bulbs acts as a range extender, enabling simple whole-home installations. With BLE Mesh, you can now do a whole-home installation, no longer limited by Bluetooth's shorter range. Hands-Free Voice Control: Works with Alexa and Echo, You can easily manage smart light bulbs Power on/off, adjust brightness, or change colors with simple voice commands (no hub required). Vibrant Colors and Illumination: Sengled br30 alexa bulbs offer ample brightness and bring out the truth vibrant 16 million colors (CRI90plus) and tunable whites (650 Lumens). Sengled smart bulbs save 85-percent energy compared to incandescent lighting. Whole Home Smart Lighting: Bluetooth Low Energy (BLE) Mesh 5.0 wireless technology allows for a farther reach. Even if a BR30 smart light bulb is out of reach from the Alexa Echo device, it can still be managed using the Mesh network. Smart APP Control: Schedule routines, alarms, and bedtimes with your smart life light bulb through Sengled Bluetooth APP. They give a spectrum of light, color, and dimmable functionality that allow you to manage the mood anywhere at home. Get Started in Seconds: Ultra simple Plug n Play setup. Simply twist in the BR30 Alexa bulb and start enjoying with Alexa smart devices in seconds (automatic linking to Alexa account required).