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FLEXISPOT S3K-Lite King Size Adjustable Bed Frame Base, Zero Clearance, Independent Head & Foot Incline, Zero Gravity, Wireless Remote, 12’’ Legs, Easy Assemble, 5-Year Warranty, 750 lbs.

  • Based on 330 reviews
Condition: New
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$469.99 Why this price?
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Availability: 19 left in stock
Fulfilled by FlexiSpot

Arrives Apr 23 – Apr 25
Order within 14 hours and 26 minutes
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Size: King


Style: Adjustable Base Only


Features

  • Zero Clearance Design: This innovative feature not only saves space but also offers more flexible bed placement options in your bedroom, making the most of your room's space.
  • Independent Head and Foot Incline: Whether you want to elevate your head to read or lift your feet to relax, our electric bed offers an unmatched personalized adjustment experience.
  • Zero-Gravity Function: Scientifically adjusted angles effectively distribute body weight, reducing pressure on your back and joints, creating a floating relaxation state to enhance your overall sleep quality.
  • Smart Memory and Anti-Snore Button: Easily return to your favorite bed position with the memory button. The unique anti-snore button can elevate your head when needed to help reduce snoring, ensuring a good night's sleep for you and your partner.
  • Heavy Duty: The sturdy and durable structure supports up to 750 lbs, providing solid support and peace of mind for you and your family.
  • User-Friendly Design: Easily return to the flat position with one button, and the built-in flashlight on the remote lets you move safely in the dark without disturbing your rest.
  • Versatility and Suitability: With 12-inch bed legs, this adjustable bed frame adapts to various bed frames and living scenarios, making it ideal for young families, elderly users, and anyone seeking comfort.
  • Peace of Mind and Certification: Enjoy a five-year quality guarantee, with FCC and CE certifications ensuring the product's safety, quality, and longevity. Choose with confidence.

Style: Adjustable Base Only


Size: King


Special Feature: Adjustable


Color: Black


Frame Material: Alloy Steel


Brand Name: FLEXISPOT


Included Components: Adjustable Bed Frame


Age Range Description: Adult


Manufacturer: FLEXISPOT


UPC: 840460441513


Additional Features: Adjustable


Weight Capacity Maximum: 750 Pounds


Maximum Weight Recommendation: 750 Pounds


Form Factor: Rectangular with Adjustable Sections


Style Name: Adjustable Base Only


Color: Black


Frame Material Type: Alloy Steel


Material Type: Alloy Steel


Size: King


Item Dimensions L x W x H: 78.74"L x 74.8"W x 14.41"H


Item Depth: 14.41 inches


Item Dimensions: 78.74 x 74.8 x 14.41 inches


Required Assembly: Yes


Warranty Type: Limited


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Apr 23 – Apr 25

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Excellent Product, works as expected
Size: King Style: Adjustable Base Only
This is a great product, cost 1/3 of what a retail mattress store charges for the same set-up. It takes some time to put together but well worth it when it’s done.
Reviewed in the United States on March 21, 2026 by Kristi

  • Bang for buck
Size: King Style: Adjustable Base Only
Great price and full functionality similar to other expensive ones.. happy with the purchase and built is very sturdy
Reviewed in the United States on February 18, 2026 by Pooja taneja

  • Ships in two boxes?
Size: King Style: Adjustable Base Only
Product arrived quickly but they did not ship the 6 legs in the same box. I have no idea why they wouldn’t ship the legs in the same box they are only 12”. They did arrive the next day. Assembly took a while and instructions are somewhat lacking but on person can assemble. The product works well and is very quiet. ... show more
Reviewed in the United States on January 7, 2026 by AC

  • Be prepared to return
Size: King Style: Adjustable Base Only
I purchased this bed frame with high expectations, but the experience has been frustrating from start to finish. I strongly advise potential buyers to consider the risks of receiving a defective unit that is too heavy to return. 1. Poor Quality Control & Missing Parts The unit arrived with critical parts missing, specifically the legs for the base and the batteries for the remote. Because the batteries were missing, I was unable to test the motorized functions immediately upon arrival. While customer support eventually shipped the legs after I reached out, I never received a direct response or apology regarding the delay. 2. Dead on Arrival (DOA) Once the parts arrived and I fully assembled the frame, the motorized functions did not work. I have significant experience with electronics; I tripled-checked all connections, tested different power outlets, and used fresh batteries. The main board appears to be defective and is not receiving any signal. 3. The "Return Trap" The biggest issue with this product is the logistics of a return. This is a heavy, freight-sized item. Once it is assembled to test the function, it is nearly impossible to disassemble and repackage into the original box for a standard return. I am now stuck with a heavy, non-functional piece of furniture and an unresponsive support team. Conclusion: Given the missing parts and the defective motor, I cannot recommend this product. The quality control is lacking, and if you receive a bad unit, you will be left with a significant problem that is difficult to fix. ... show more
Reviewed in the United States on December 23, 2025 by Ahren beck

  • Great
Size: King Style: Adjustable Base Only
Assembly was fairly easy. It made a huge improvement in my sleep quality. Beats the price of the big box stores. Great product
Reviewed in the United States on March 25, 2026 by Nesa

  • Remote double flashes brand new out the box. We can’t tell if this works yet.
Size: King Style: Adjustable Base Only
Hard to put together and arrived not working with the remote! So now we have a king sized bed frame in our living room until someone gets back with us. Supposed to be shipped programmed and ready. That’s not the case with us. Please get back with us asap. Need help. Took hours to put together and now this. Will update if and when flexispot gets backs with us for hopefully an extremely speedy resolution. Spent hours trying to get this to work. Just double flashes. Reached out support and sent a email. Hopefully they will get back asap. I hope we can get to use the bed and don’t have to continue with a king sized bed frame in the living room. Also if not will have to have the displeasure of taking apart and returning. Will update if this gets resolved quickly. They have sent the correct box hoping it works can update if everything working at that time. Update after 7 days was express sent the correct box. Everything working. Thanks!! ... show more
Reviewed in the United States on August 3, 2025 by james

  • Well made and packaged
Size: King Style: Adjustable Base Only
Well packaged! Box was damaged in shipping and nothing inside was effected. Took us about 2 hours to assemble and slept like a baby last night
Reviewed in the United States on January 19, 2026 by Loree172

  • Super quiet sturdy bed frame. Customer service was responsive and great. I would buy it again.
Size: King Style: Adjustable Base Only
Super quiet sturdy bed frame. Customer service was responsive and great. I would buy it again. There are so many bed frames on the market and it was overwhelming trying to choose one but the positive reviews are what made up my mind. I feel compelled to keep the positive feedback going because of how nice this bed frame is. I put it together myself and it is totally doable. The instructions are good and I took my time and I competed it in about 1.5 hours. The bed frame is quieter than the bed frame I paid 3x as much. Love the remote. Super easy to use. I have to say the customer Service was very responsive and outstanding. I had a small issue that customer service was able to resolve and I am completely satisfied. You will be happy you chose this bed frame. ... show more
Reviewed in the United States on December 29, 2025 by Nay

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