VSTM OBD II Vehicle ECU Emergency Power Supply Cable Memory Saver (3Meter) with Alligator Clip-On 12V Car Battery Cigarette Lighter Power Extension Socket

Price: $17.99
(as of Dec 27, 2025 21:33:54 UTC – Details)

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About Us

Founded in 2015, our company’s motto is technological innovation, efficient R&D and manufacturing, a better understanding of our customers’ needs, and the highest standards of service and product quality. Every product is subject to strict quality checks by our quality control department. We have rich experience in manufacturing and selling automotive accessories, and our products are durable, powerful and easy to operate!

Battery Switch with Voltmeter

Top Post Battery Switch

OBD II Memory Saver

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
About Overload Protection: This product is built with an 8A fast-blow fuse. When the input current exceeds 8A or the voltage exceeds 14V, the fuse will blow within 0.1 seconds to cut off the circuit, protecting the wire and vehicle ECU. 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.
The OBD II Vehicle ECU Emergency Power Supply Cable Memory Saver features exceptional wire safety with its 6AWG pure copper construction. This high-quality wiring delivers current-carrying capacity that far surpasses the product’s normal operating current range of 1-5A, while easily withstanding instantaneous current fluctuations up to 15A. This robust design effectively prevents wire melting caused by overload, ensuring reliable and safe power transmission to protect your vehicle’s electronic systems during battery replacement.