12V vehicle power supply voltage retainer
- supplies the vehicle with voltage while replacing the battery so that various settings, such as radio codes, seat memory etc., are preserved
- prevents data loss in the on-board electronics while replacing the battery
- dual connection option via cigarette lighter connection or battery terminals
- includes surge protection at the outlet
- audible voltage spike indicator
- display in the event of polarity confusion
- readiness indicator checks and indicates safe connection establishment
- Cable length in mm: 3600 mm




