Self Powering Computer Memory Keeper - Battery Operated Pliers Style_End Nipper These socket rails are as

These socket rails are as magnetic as you are

The package includes usage instructions and photos

Kit Includes Heavy Duty Carry Case with Usage Photos and Detailed Instructions

When working on electrical components peace of mind makes completing the job quicker and easier

Self Powering Computer Memory Keeper - Battery Operated Pliers Style_End Nipper These socket rails are asFor 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).