Best Smart Light Bulb. Ra Development Smart LED Bulb is a multicolored dimmable smart led light bulb that you can control via bluetooth from your iPhone, iPad, smartphone or tablet based on Android. Group Control your Smart Light BulbsCombine up to 5 bluetooth led light bulbs in a group and control them simultaneously through the app. Save Favorite Colors The integrated memory function allows you to save your favorite colors or modes. Sync with music and microphone Play music from the app or capture sound from the microphone and the light bulb will change colour automatically to the beat of the music. How to use... Ra Development Smart LED Bulbs are very easy to install and use. Just screw the bulb into the socket, turn on the power, scan the QR code on the box and download the app for free. And you get a light bulb next generation, which is always at your fingertips. With a lifespan of 50 000 hours equivalent to incandescent 45W, you can save money well. Safe smart energy saving bulbs LED light bulb: long-lasting, durable, mercury-free, efficient and economical. Technical Parameters 1. Suitable Phone OS: IOS 7.0 or above (iPhone 4S and later) and Android 4.3 or above. (Bluetooth version 4.0 or above requirement); 2. Working Voltage:AC 100V-240V 50/60Hz; 3. Wattage: 4.5 Watts 4. Lamp base： E26TRY it, you'll LIKE it!
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