To see product details, add this item to your cart. You can always remove it later.
FREE Returns
Added to

Sorry, there was a problem.

There was an error retrieving your Wish Lists. Please try again.

Sorry, there was a problem.

List unavailable.
Other Sellers on Amazon
Added
Sold by: Toolsmithdirect
Sold by: Toolsmithdirect
(3971 ratings)
96% positive over last 12 months
Shipping rates and Return policy

Powerbuilt 648539 Computer Memory Keeper

4.3 4.3 out of 5 stars 522 ratings

To see product details, add this item to your cart. You can always remove it later.
FREE Returns

Purchase options and add-ons

Brand Powerbuilt
Special Feature Lightweight
Voltage 12 Volts
Model Name Computer Memory Keeper

About this item

  • For maintaining voltage continuity to engine computer, clock and radio memory when vehicle battery is disconnected
  • Retains radio presets, ECM codes and learned procedures up to four hours
  • Plugs into vehicle's cigarette lighter outlet
  • Maintains voltage continuity to engine computer, clock and radio memory
  • Retains radio presets, ECM codes and learned procedures up to four hours
  • Plugs into vehicle’s cigarette lighter outlet
See more product details

Frequently bought together

$14.95
Get it as soon as Tuesday, Mar 19
In Stock
Ships from and sold by Amazon.com.
+
$7.47 ($3.74/Count)
Get it as soon as Tuesday, Mar 19
In Stock
Sold by MYBATTERYSUPPLIER and ships from Amazon Fulfillment.
+
$19.99
Get it as soon as Tuesday, Mar 19
In Stock
Sold by Vegajf Electronics and ships from Amazon Fulfillment.
Total price:
To see our price, add these items to your cart.
Details
Added to Cart
These items are shipped from and sold by different sellers.
Choose items to buy together.

Important information

To report an issue with this product or seller, click here.

Top Brand: Powerbuilt

Highly Rated
4.5/5 star rating from 50K+ customer ratings
Trending
50K+ orders for this brand in past 3 months
Low Returns
Customers usually keep items from this brand

Product Description

For maintaining voltage continuity to engine computer, clock and radio memory when vehicle battery is disconnected. Retains radio presets, ECM codes and learned procedures up to four hours. Plugs into vehicle's cigarette lighter outlet. Uses 9-volt battery (not included).

Product information

Technical Details

Additional Information

Warranty & Support

Amazon.com Return Policy:Amazon.com Voluntary 30-Day Return Guarantee: You can return many items you have purchased within 30 days following delivery of the item to you. Our Voluntary 30-Day Return Guarantee does not affect your legal right of withdrawal in any way. You can find out more about the exceptions and conditions here.

Feedback

Powerbuilt 648539 Computer Memory Keeper


Found a lower price? Let us know. Although we can't match every price reported, we'll use your feedback to ensure that our prices remain competitive.

Where did you see a lower price?

URL:
Price: ($)
Shipping cost: ($)
Date of the price:
/
/

Store name:
City:
State:
Price: ($)
Date of the price:
/
/


Please sign in to provide feedback.

What's in the box

  • Computer Memory Keeper
  • Looking for specific info?

    Customer reviews

    4.3 out of 5 stars
    4.3 out of 5
    522 global ratings

    Customers say

    Customers like the ease of use, value, and settings of the internal memory. They mention that it's a great time-saving little gadget, and is the best idea for the best price. Customers also appreciate that all settings are retained. However, some customers have mixed opinions on performance.

    AI-generated from the text of customer reviews

    23 customers mention18 positive5 negative

    Customers like the value of the internal memory. They mention that it's a great idea for the best price, an inexpensive investment, and a good product for pro and DIY techs. They also appreciate the quality materials and workmanship.

    "...So this was a very good, inexpensive, investment and I strongly recommend it (at least for older cars).As always, your mileage may vary." Read more

    "...Works well, cost is very reasonable. Highly recommended." Read more

    "...was impressed that this little tool actually works; and the price is quite reasonable. Five smiles..." Read more

    "...the memory keeper, the battery connector broke making it useless for any future projects So, either do not disconnect the 9 volt battery from the..." Read more

    16 customers mention16 positive0 negative

    Customers find the internal memory to be easy to use. They mention that it is a great time-saving little gadget, and a convenient tool to have where the battery plugs in. They also appreciate the compact design and the fact that it can save a lot of time resetting everything. Overall, customers are satisfied with the ease of use of the product.

    "...No need to reset anything. This is the best $8 I ever spent on Amazon!" Read more

    "Great tool. I used it on my 2005 4runner...." Read more

    "Simple to use effective and if you haven't got your radio codes a must have battery backup device just, plug this in and this will have enough power..." Read more

    "The design is really compact and handy, Its a handy device that can be kept anywhere in your car pending when you'll be needing it...." Read more

    10 customers mention7 positive3 negative

    Customers like the settings of the internal memory. They say that all settings were retained, and redoing the settings was unnecessary after changing vehicles. They also mention that the radio settings were just fine, and the window settings were all remembered.

    "...This little device worked like a champ and redoing the settings was unnecessary after changing both vehicle batteries...." Read more

    "...Replaced the battery took about an hour and my radio settings were just fine...." Read more

    "...After installing new car battery, radio presets were lost. 9v battery was down to 8.3 v. Maybe 2hr is too long a time...." Read more

    "...I was very happy that I did not lose any radio settings or computer settings.Pros: Worked as advertised...." Read more

    50 customers mention30 positive20 negative

    Customers are mixed about the performance of the internal memory. Some mention that it worked like a champ, saved settings when changing battery on car, and was a very good investment. Others say that it did not work at all in their vehicle.

    "...So this was a very good, inexpensive, investment and I strongly recommend it (at least for older cars).As always, your mileage may vary." Read more

    "Doesn't work on Toyota,Most likely not going to work on import makes . Will update if find out this work on certain make and model." Read more

    "...Plugged this in (with a 9 volt battery) and it worked great!" Read more

    "...This device has a diode built into it to prevent that.Works well, cost is very reasonable. Highly recommended." Read more

    9 customers mention6 positive3 negative

    Customers are mixed about the quality of the internal memory. Some mention it's a great backup device, while others say that it failed to maintain memory settings and might not save all stored info.

    "...It's light weight and stores away easily." Read more

    "...Have better understanding of why some users report unit failed to maintain memory settings...." Read more

    "Saved car memory when swapping batteries." Read more

    "Great assist to maintain memory during battery change..." Read more

    Top reviews from the United States

    Reviewed in the United States on January 5, 2024
    One person found this helpful
    Report
    Reviewed in the United States on February 18, 2024
    Reviewed in the United States on February 29, 2024
    Reviewed in the United States on March 11, 2024
    Reviewed in the United States on November 14, 2023
    2 people found this helpful
    Report
    Reviewed in the United States on August 17, 2021
    6 people found this helpful
    Report
    Reviewed in the United States on December 29, 2023
    Reviewed in the United States on June 24, 2020
    13 people found this helpful
    Report

    Top reviews from other countries

    Translate all reviews to English
    Brian MCDonald
    5.0 out of 5 stars Item ontime and as described
    Reviewed in Canada on October 10, 2021
    One person found this helpful
    Report
    arcangelo y.
    5.0 out of 5 stars Excelente calidad y precio
    Reviewed in Mexico on February 11, 2021
    Fernando
    5.0 out of 5 stars Calidad y Funcionalidad
    Reviewed in Mexico on August 28, 2018
    One person found this helpful
    Report
    Gordon Bowker
    5.0 out of 5 stars Easy to use & works as promised..
    Reviewed in Canada on November 1, 2019
    One person found this helpful
    Report
    derek l.
    5.0 out of 5 stars good item to have when changing out
    Reviewed in Canada on June 28, 2017
    One person found this helpful
    Report