【Memory Saver for Car Battery】Exclusively designed as a car memory saver for battery replacement scenarios: Connect this OBD2 memory saver between an alternative power source and your vehicle’s OBD2 port to maintain weak circuit power. As a reliable battery memory saver, it effectively prevents ECU (Engine Control Unit) data loss—including maintenance records, electronic settings, and fault codes—when the car battery is disconnected. 【Dual Power Modes for Battery Memory Saver】This obd2 memory saver features an innovative dual-power design for maximum flexibility, standing out as a practical car memory saver. Choose between two power options: ① Connect the alligator clips to a 12V battery (e.g., jump starter, lead-acid battery, or another car’s 12V DC battery); ② Use the included battery box (requires 8 AA batteries, not included). Unlike traditional tools, this memory saver for car battery eliminates reliance on the vehicle’s cigarette lighter, ensuring usability in garages, outdoor settings, or any scenario without extra power. 【Wide Vehicle Compatibility & Practical Specs】As a universal obd2 memory saver, it fits all vehicles equipped with an OBD2 port, making it a versatile car memory saver for most car makes and models. This battery memory saver supports power supply from any 12V DC source, enhancing its adaptability for different usage scenarios. With a total cable length of 64cm / 25.19 inches, the memory saver for car battery provides flexible operation during battery replacement, ideal for both professional auto shops and home mechanics. 【Durable & Reliable】Compared to complex memory retention devices, this battery memory saver offers exceptional value without compromising performance. Manufactured by PLAYOCCAR with high-quality materials, the obd2 memory saver ensures long-term reliability and repeated use. As an affordable car memory saver, it’s a must-have tool for hassle-free battery replacement, combining durability and functionality to meet the needs of frequent users. 【Safe & Efficient】Important note: This obd2 memory saver is designed exclusively for emergency power during battery replacement—do not use it for long-term car computer power supply. Install the new battery promptly to ensure optimal performance. When equipped with 8 AA batteries (not included), this car memory saver can support over 10 vehicle battery replacements, delivering efficient and reliable data protection. As a trusted battery memory saver, it provides peace of mind for every battery replacement task. Note: The E60 can only be used as an emergency power supply for car battery replacement and cannot be used to power car computers for a long time. Please replace and install a new car battery as soon as possible. Normally, the E60 equipped with 8 AA batteries can replace more than 10 vehicles.