Last Chance 48-Hour Flash SaleEnds Dec. 24. Limited quantities.Shop now

Skip to content
Gift Ideas
Main Content

Customer Ratings & Reviews

No content
  • Cync Full Color Direct Connect Smart Bulbs: Your Home. Your Color. Your Style. Full Color Direct Connect Smart Bulbs: Simple setup without a hub. Works with Google Home and Alexa for voice control (sold separately). Estimated energy cost of $1.14 per year (ENERGY STAR). Choose from millions of colors for holidays, parties, and entertaining. Use vibrant color for holidays, parties, and entertaining using your favorite lighting scenes. Pre-set white color tones to help support your sleep/wake cycle. Cool vibrant white light for the morning. Warm amber light in the evening. Optima soft white light for the rest of the day. Set schedules for your home: dark house by serving. Avoid coming home to a dark house by serving. Schedule your light to turn on automatically during the day to save energy and support your sleep/wake cycle. Simple setup your Wi-Fi out of the box using CYNC or the Google Home app.
  • The text on the image is grouped and corrected as follows: 1. Millions of Colors 2. Brightness Control 3. Multi-bulb Control 4. Control From Anywhere 5. Full Color CYNC 6. Set Scenes/Schedules 7. Works with Alexa 8. Works with Google Home 9. GE is a trademark of General Electric Company. Used under trademark license.
  • Use your voice to set scenes and schedules. "Alexa, activate Game Time." works with Google Home.
  • Get no-worry, from-anywhere control.
  • Enhanced Dimming Range: Photo enhanced to dramatize the difference in brightness.
  • Alt View 21. Cync - Cync A19 Smart LED Light Bulb - Color Changing - Full Color.
  • Cync Sleep Cycle Overview Video video 0 minutes 40 seconds
  • Cync Dark House Just Plug & Bulb Overview Video video 0 minutes 36 seconds
  • Cync Direct Connect Overview Video video 0 minutes 45 seconds
  • Cync Floor Plan Overview Video video 0 minutes 48 seconds
  • Cync Color Scenes Overview Video video 0 minutes 41 seconds
  • Cync Wire Free Switch Overview Video video 0 minutes 45 seconds

Cync - A19 Smart LED Light Bulb - Color Changing - Full Color

Model:
93128981
SKU:
6425919
Highly rated by customers for:
Your price for this item is $4.99
Clearance
The comparable value price is $12.99

Customer reviews

Rating 4.3 out of 5 stars with 2207 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.4 out of 5 stars

  • Quality

    Rating 4.4 out of 5 stars

  • Ease of Use

    Rating 4.2 out of 5 stars

Pros mentioned filter

Cons mentioned filter

86%would recommend to a friend

Customers are saying

Customers often highlight the color-changing capabilities and ease of use as major advantages of the A19 Smart LED Light Bulbs. Setup, price, and compatibility with other apps are also appreciated. However, some customers have expressed concerns regarding connectivity issues and the app's reliability.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 70 Showing 1,381-1,400 of 2,207 reviews
  • Pros mentioned:
    Ease of use

    Nice and into the budget

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Is working how I expected. easy use and nice integration with google

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      We are glad to hear you got everything setup! Thank you for taking the time to leave us a review! -C by GE Support

  • Pros mentioned:
    Ease of use

    Wifi bulbs

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works as directed and very easy to install the bulbs

    This review is from Cync - A19 Smart LED Light Bulbs (4 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      We are glad you had a fast and easy setup experience getting your devices set up. Thank you for your review Moesounds! -Cync Support Team

  • Pros mentioned:
    Ease of use

    Direct Connect Smart Bulbs

    |
    |
    Posted . Owned for 4 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Provides great light and the app is very easy to use

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      We are glad you found our app convenient and easy to use! Thank you for sharing your experiences with us, and we hope you enjoy your new lights. -Cync Support Team

  • Pros mentioned:
    Color changing, Ease of use

    great lights

    |
    |
    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    2nd set we bought. the first set my son has used for several years and loves changing the colors and dimming or brightening the room daily. easy to use app.

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from Cync Support
      Posted .

      Thank you for leaving your feedback, Sarah! We value your opinion, and we are happy to hear that these bulbs have satisfied your son's needs. Hopefully, we can continue this trend and provide you with exceptional experiences moving forward! - Cync Support

  • Pros mentioned:
    Color changing

    Color changing lights

    |
    |
    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good lights, very bright and good colors . Good lights for the price

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      Thank you for taking the time to share your positive feedback and for choosing C by GE! - C by GE Support

  • Great product

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great product. Have no issues since I purchased it.

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      We appreciate you taking time out of your busy day to leave us this review! Thank you for your feedback. – Cync Support Team

  • Awesome

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I use these everyday. Gonna buy more and put them through the house.

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      We appreciate you taking the time to leave a review! Thank you for choosing C by GE for your smart home needs. -C by GE Support

  • Pros mentioned:
    Color changing

    Light

    |
    |
    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I absolutely love those and I would recommend to anyone

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      Thank you for the recommendation Cyberpunk! We appreciate you allowing us to be a part of your smart home venture. Thank you for your review! -Cync Support Team

  • Pros mentioned:
    Compatibility

    Works with Google Hub

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Lights work well with my Google Hub. Connected in several rooms.

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      Will, we thank you for allowing C by GE to be your choice for smart home lighting! -C by GE Support

  • Pros mentioned:
    Price

    Great lights.

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    These lights are great, and work just as expected at a great price.

    This review is from Cync - A19 Smart LED Light Bulbs (4 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      Thank you again for another great review! Thank you for being the best part of GE. -C by GE Support

  • Temperamentally great!

    |
    |
    Posted . Owned for 4 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Happy with them for the most part. They becone unresponsive now and then. Also had them completely stop working through alexa for a week or so but finally it all kicked back in again. When they work they are great!

    This review is from Cync - A19 Smart LED Light Bulbs (4 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      We thank you for allowing C by GE to be your choice for smart home lighting. -C by GE Support

  • Pros mentioned:
    Color changing

    Great lighting bulbs

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Loved the color lights and very easy integration with google home.

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      We appreciate you taking the time to leave us a wonderful review. We hope you enjoy your new lights! Thank you for choosing C by GE for your smart home needs. -C by GE Support

  • Pros mentioned:
    Color changing

    Love it

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Got them for lil boy he loves them changing his room to every color

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      Thank you for leaving a review! We appreciate you being a part of the GE family. -C by GE Support

  • Best Buy Employee

    Cync lights

    |
    Best Buy Employee
    Posted . Owned for 1 year when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love these lights and all the different light shows. Great product that can do so much.

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from Cync Support
      Posted .

      Hello Michael, we are thrilled to hear that you are enjoying the benefits of Cync. Thank you for taking the time to leave a 5-star review! -Cync Support

  • Pros mentioned:
    Color changing

    Great purchase

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great product, too many choice of colors and an affordable price.

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      That's great to hear Khya! We are so grateful to you for choosing C by GE as your brand for your smart home lighting needs. -C by GE Support

  • Cons mentioned:
    Connectivity

    Cync lights

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Lights work well if you only have a few but if you have more than 10 they sometimes work intermittently with Alexa

    This review is from Cync - A19 Smart LED Light Bulbs (4 Pack) - Color Changing - Full Color

    No, I would not recommend this to a friend
    • Brand response from Cync Support
      Posted .

      This doesn't seem right and we appreciate you bringing this to our attention. We would like to speak with you directly and can be reached by calling 1-844-302-2943. -Cync Support

  • Pros mentioned:
    Ease of use

    Great bulbs

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Loved it. Easy to set up with Alexa, a little pricey but worth it.

    This review is from Cync - A19 Smart LED Light Bulbs (4 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      We hope you enjoy the many possibilities to smart lighting. Thank you for choosing C by GE for your smart home needs. -C by GE Support

  • Cons mentioned:
    Connectivity

    Good bulbs, but has some connectivity issues

    |
    |
    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great bulbs. I'm having connection issues very often, specially when somebody else uses them. Seems to be a software problem, but is annoying.

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from Cync Support
      Posted .

      Diego- we are thrilled that you love our bulbs but are discontent hearing you are having connection issues. Our Team would like to work with you right away to get this resolved. In the meantime, please ensure you are logged into your account on only one device, the app is up to date and your devices are up to the latest firmware version. A technician is on standby at 1-844-302-2943 to diagnose and get your devices up and running smoothly as intended. -Cync Support Team

  • Pros mentioned:
    Color changing

    Lights

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I need my entire home to have these light bulbs!!!

    This review is from Cync - A19 Smart LED Light Bulbs (2 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      Thank you for the kind review and thank you for allowing us to light up your home! -Cync Support Team

  • Pros mentioned:
    Color changing

    Lights

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Awesome product love the colors great shelf life Would recommend

    This review is from Cync - A19 Smart LED Light Bulbs (4 Pack) - Color Changing - Full Color

    I would recommend this to a friend
    • Brand response from GE Lighting Expert
      Posted .

      Thank you for your review and recommendation! We hope you enjoy your new direct connect smart lights. -C by GE Support

Page 70, Showing 1,381-1,400 of 2,207 reviews
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2025 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.