Ready to find the top best auto battery memory saver on the market? Our team has exhaustively researched and tested the leading products in this space, ensuring a comprehensive and comparative analysis. Each best auto battery memory saver was evaluated in various real-life situations and controlled tests to understand their full spectrum of features and limitations.
Our reviews offer an in-depth look at each best auto battery memory saver product. We closely examine their distinctive features, assess their performance in different scenarios, and evaluate their overall value. Focusing on pivotal criteria like Longevity, Ease of Interaction, and Price-Quality Ratio, our goal is to cater to diverse consumer needs and budgets, guiding you to the best auto battery memory saver that perfectly aligns with your specific requirements.
Editor’s Note: As of March 2024, this review has been updated to present the most recent and relevant information, along with a broader array of options, ensuring that our advice is both comprehensive and current, aiding your decision in today’s rapidly changing best auto battery memory saver market.
Top Products for best auto battery memory saver
1. VSTM OBD II Vehicle ECU Emergency Power Supply Cable Memory Saver (3Meter) with Alligator Clip-On 12V Car Battery Cigarette Lighter Power Extension Socket

Key Features:
- Compared by most of OBD metal pins in market with zinc plating, ours are gold plating. Better reliable on contact and electric transmission. Compared by most of OBD II Memory Saver (or Automotive Computer Memory Saver) in market with 3 ~ 5 ft in cable length, ours with super long 10 ft (3meters) cable. In this way, you can change your car battery, also by get the alternative 12V power source from another car, when you not have a jump starter on hand
- 8 amp fuse built into the memory saver, better reliable on overload protection. Powered by any jump starter with a 12V outlet into an OBD II Memory Saver. Interface connector between a 12V DC power source and vehicle’s OBD II port. Preserves vehicle codes and electronic presets. Replacing a car battery on older vehicles used to be simple!! You unhook the old battery and install the new one.
- Late-model vehicles, however, rely on computers that operate everything from the stereo to the transmission. If power is lost to the computer, the settings are lost and have to reset to default. That means the vehicle may feel different when driven, and you may have to enter a security code to access the stereo.
- Using this simple memory saving device when replacing your car battery will help you avoid these problems. This device can work with any 12V DC power source, including jump starter, DC 12V Lead-acid battery, or another car’s DC 12V power outlet.
- As our device with 3 meter cable, it will be a convenient way, should you not have jump starter (or Lead-acid battery) on hand, and the device can also get the 12v power supply from cigarette lighter of another good car. Just insert the Cigarette lighter plug to this car and insert into 16 pin plug to the OBD port of the car you want to replace battery. You can replace the battery.
Buy Now From Amazon – $17.99
2. ALLOSUN All-Sun GK504 Automotive Setting Keeper Auto Vehicle Computer Memory Saver, 1 Pack

Key Features:
- Ruggedly designed hard plastic body
- Offering a convenient, easy way to save memory data of on-board computers
- Featuring convenient ability to plug into any vehicle cigarette lighter
- Includes a rugged cable designed for durability
- Requires 9-volt Alkaline battery (not included)
Buy Now From Amazon – $11.60
3. Original Mem Retain Brand 9 Volt Battery Powered OBD ll Connector Vehicle Memory Saver Reliable and Easy

Key Features:
- Much more reliable than with similar 12v/Cigarette outlet models
- Exclusive Safe voltage blocking diode installed for safe 9 volt battery
- For maintaining voltage continuity to engine computer, clock and radio memory when vehicle battery is disconnected
- Instructions are included for perfect results——- Uses 9 volt battery (Not Included)
- Assembled in the USA
Buy Now From Amazon – $19.99
4. Battery Memory Saver | >> Save : Computer Code, Radio Code, OBD11 | Code 12 Volt Attaches to Power PortCar/Truck/Van
SAVES all drive-ability codes and settings when disconnecting/changing a vehicle’s starter battery. It also protects settings and codes for anti-theft radios, clocks, key less entry systems, and much more.
Plugs into vehicle’s 12 volt power receptacle ( 9 Volt battery Not Included )
Not all cars are compatible, so you may need to research your vehicle’s specific requirements. Some cars have specific voltage requirements or AGM batteries, so it’s essential to check your vehicle’s manual or consult a mechanic to ensure compatibility.
Retains radio presets, ECM codes, and learned procedures for up to four hours
Buy Now From Amazon – $14.22
5. Schumacher OBD-L Memory Saver Detector – Save Your Vehicle Settings During Battery Removal

Key Features:
- SAVE ON-BOARD DATA: Save settings and data from your vehicle’s microprocessor-controlled devices when your battery is disconnected
- MEMORY SAVER DETECTION: No-fuss design automatically identifies vehicle compatibility
- FUSE-PROTECTED: Standard fuse-protected aux input plug offers reliable connection
- EASY ATTACHMENT: Attach between a portable power unit and a vehicle’s On-Board Data (OBDII) diagnostic port
- LED INDICATORS: Colored LED indicator lights with printed instructions on the unit for ease of use
- Easily save your settings before removing your battery for service or replacement. Schumacher’s OBD-L Memory Saver Detector automatically identifies if the vehicle’s electronics will allow the device to save on-board data. Attach between a portable power unit and a vehicle’s On-Board Data (OBDII) diagnostic port to maintain power to microprocessor-controlled devices when the vehicle’s battery is disconnected. Includes standard fuse-protected aux input plug, easy to follow 3-step instructions printed on the unit with helpful LED indicator lights.
Buy Now From Amazon – $52.85
6. Jtron OBD II Vehicle ECU Emergency Power Supply Cable Car Diagnostic Cable Memory Saver (3Meter) with Alligator Clip-On 12V Car Battery Cigarette Lighter Power Extension Socket

Key Features:
- ◆Late-model vehicles. rely on computers that operate everything from the stereo to the transmission. If power is lost to the computer, the settings are lost and have to reset to default. That means the vehicle may feel different when driven, and you may have to enter a security code to access the stereo.
- ◆As our device with 3 meter cable, it will be a convenient way, should you not have jump starter (or Lead-acid battery) on hand, and the device can also get the 12v power supply from cigarette lighter of another good car. Just insert the Cigarette lighter plug to this car and insert into 16 pin plug to the OBD port of the car you want to replace battery. And now you can replace the battery.
- ◆Using this simple memory saving device when replacing your car battery will help you avoid these problems. This device can work with any 12V DC power source, including jump starter, DC 12V Lead-acid battery, or another car’s DC 12V power outlet.
- ◆8 amp fuse built into the memory saver, better reliable on overload protection. Powered by any jump starter with a 12V outlet into an OBD II Memory Saver. Interface connector between a 12V DC power source and vehicle’s OBD II port. Preserves vehicle codes and electronic presets.
- ◆Compared by most of OBD metal pins in market with zinc plating, ours are gold plating. Better reliable on contact and electric transmission. Compared by most of OBD II Memory Saver (or Automotive Computer Memory Saver) in market with 3 ~ 5 ft in cable length, ours with super long 10 ft (3meters) cable. Also by get the alternative 12V power source from another car, when you not have a jump starter on hand.
Buy Now From Amazon – $16.99
7. allsun Car Memory Data Saver OBD2 Automotive Emergency Power Supply Battery Adapter Protection Connector Memory Saver Adapter Cable Keep Memory Alive for Cars 2 Alligator Clips Cigarette Lighter

Key Features:
- Car Memory Saver OBD2, has red clip link back-up battery positive, negative black negative.Prevents electronic memory loss when disconnecting a vehicle’s battery preserves vehicle codes and electronic presets.
- Car Memory Keeper, Alligator clip car charger, you can use this Car Data Saver to keep your car’s computer powered through the OBD-II port or the cigarette lighter socket on the car while you replace the car’s storage battery. The Car Data Saver needs an additional 12V storage battery as a temporary power source. It is a very useful tool for car service.
- Memory Saver Automotive, the Emergency Power Interface without super long 6.5 ft (2meters) cable(Not includes). In this way, you can change your car battery, also by get the alternative 12V power source from another car, when you not have a jump starter on hand.
- Memory Saver Adapter Cable,as our device without 2 meter cable, 2 meter cable will be a convenient way, should you not have jump starter (or Lead-acid battery) on hand, and the device can also get the 12v power supply from cigarette lighter of another good car. Just insert the Cigarette lighter plug to this car and insert into 16 pin plug to the OBD port of the car you want to replace battery. And now you can replace the battery.
- Vehicle Memory Saver, great for keeping the computer memory alive while working on the car. Many repairs need to disconnect the battery and this connected to an external power source. It has a fuse ф5×20 5A 250V.
Buy Now From Amazon – $16.20
8. OLLGEN 3M/10ft OBD II Vehicle ECU Emergency Power Supply Cable Memory Saver with Alligator Clip-On 12V Car Battery Cigarette Lighter Power Socket Extension Cable

Key Features:
- Cigarette Lighter with Alligator to OBD2 16 Pin Male Connector Power Cable :Powered by any jump starter with a 12V outlet into an OBD II Memory Saver.Plug it into the OBD Male connector of the vehicle, plugging the cigarette connector into the clip cords, hooking it up to a 12V battery source.Note:This device can work with any 12V DC power source, including jump starter, DC 12V Lead-acid battery, or another car’s DC 12V power outlet.
- Super Long 10ft (3meters) Cable: plenty long until you try connecting it to another car’s battery or cigarette lighter. In this way, you can change your car battery, also by get the alternative 12V power source from another car, when you not have a jump starter on hand.
- 8 amp fuse built into the memory saver, better reliable on overload protection. Powered by any jump starter with a 12V outlet into an OBD II Memory Saver. Interface connector between a 12V DC power source and vehicle’s OBD II port. Preserves vehicle codes and electronic presets. Replacing a car battery on older vehicles used to be simple!! You unhook the old battery and install the new one.
- Work no problem as all ODBII ports :It works on any vehicle with OBDII which is 1996 and later (You will be plugging one end into it). It is not needed or required to change your battery. It is used to keep the memory of you radio setting and other memory computer controlled devices on the vehicle (EMCU for example.) It is used as a convenience as to not erase the memory.
- EASY TO REPLACE :Should you not have jump starter (or Lead-acid battery) on hand, and the device can also get the 12v power supply from cigarette lighter of another good car. Just insert the Cigarette lighter plug to this car and insert into 16 pin plug to the OBD port of the car you want to replace battery.
Buy Now From Amazon – $17.99 ($9.00 / Count)
9. JEUCLEL USB Powered Vehicle OBD II Connector Memory Saver with Buzzer, Car ECU Emergency Power Supply Cable, Automotive Battery Replacement/Disconnect Tool, Save Settings During Battery Removal

Key Features:
- 【Memory Saver】 Protect memory during car battery change, prevent reset settings, such as car dashboard information, digital clock, stereo, memory seats, ABS, etc.
- 【Danger of Power Outage】 Replacing the car battery when there is no backup power supply may not only lose various memories of the car, but may also cause display abnormalities. In addition, the restoration may require readjustment at the dealer. With this tool, you don’t have to worry about that.
- 【USB Powered】 The memory protector works with USB power supply. Only a USB mobile power supply with sufficient power is needed to perfectly complete the task of replacing the battery. Compared with similar products that use alligator clips to connect to the backup power supply, it is more stable, more convenient, and greatly reduces the difficulty of operation.
- 【Indicators and Buzzer】The new version of the memory retention period has 3 indicators and 1 buzzer, which can give warnings in many situations. Memory Saver operates in the cab, and battery replacement must be done in front of the vehicle. The buzzer will remind you when the USB power is low, so you can concentrate on your work.
- 【Quality】 This tool is made of new PVC material, eco-friendly material, non-toxic and tasteless. High quality can be guaranteed and a longer service life can be ensured.
Buy Now From Amazon – $13.99
10. BOSCH 3926 BAT 35 Vehicle Computer Memory Saver

Key Features:
- The Bosch BAT 35 Vehicle Memory Saver is a battery and electrical system service tool that “keeps alive” vehicle electronics memory based systems – clock, radio, seat memory, and comfort systems when performing battery replacement services
- BAT 35 is designed to maintain the memory of the on-board vehicle computer to prevent losing memory settings when you disconnect a battery, saving you from tedious and extensive reprogramming when a new battery is installed
- Tool includes a long life 12V, 7 amp hour sealed lead acid sealed battery and a built-in OBD II cable for vehicle power supply while vehicle battery is disconnected
- Six LED indicator lights, three for charging functions and three for power storage conditions for ease of use
- Kit includes: BAT 35 Vehicle memory saver unit, 12V AC/DC charger, 12V Auxillary power cable ( plug and cord), OBD II cable (mounted internally to BAT 35 unit), User manual
Buy Now From Amazon – $112.95
The Ultimate Buyer’s Guide for Finding Your Ideal best auto battery memory saver
Understanding Your Needs
Before diving into the market, assess your specific needs and preferences. Consider the features you can’t compromise on and how you plan to use the product.
Quality Matters
High-quality products are more durable and reliable. Look for certifications or standards that indicate a commitment to quality.
Brand Value
Consider the reputation of the brand. A well-established brand often ensures reliability and quality, but don’t overlook emerging brands that might offer innovative features.
Seller Rank
The reputation and reliability of the seller are important. Check their customer service record, delivery policies, and overall customer satisfaction.
Reviews from Customers
Customer reviews provide real-world insights. Look for patterns in reviews to understand the strengths and weaknesses of each product.
Reliability
Assess the long-term reliability of the product. This includes durability, maintenance requirements, and the frequency of needing replacements or repairs.
Ease of Use
A user-friendly product will enhance your overall experience. It should be straightforward to set up, operate, and maintain.
Pricing and Value for Money
Set a realistic budget and compare the features and benefits of each product against its price to find the best value.
Accessibility
Consider how accessible the product is in terms of availability, customer support, and after-sales service.
Comparative Analysis
Use comparative studies and reviews to understand how different products stack up against each other.
Warranty and Support
Check the warranty and customer support services. A robust warranty and responsive support can be invaluable.
Stay Informed
Stay updated with the latest information and developments in the best auto battery memory saver market to ensure you are making a decision based on the most current data.
Final Decision
Weigh the pros and cons of your top choices, considering all the factors, to make an informed final decision.
Our comprehensive reviews are designed to guide you through this process, ensuring a well-informed decision that meets your needs and budget.