PORSCHE Trickle Charger Cigarette LighterPorsche Trickle Charger Cigarette Lighter. Porsche cigarette lighter adapter It is suitable for all Porsche models such as Porsche 911 Panamera Cayenne Macan Cayman 718, etc. Common charging port locations: Cigarette lighter adapter Use any 12V port that stays active when the engine is off usually the one in the trunk. Package includes: Porsche battery tender (cigarette lighter battery charger). Original Porsche cigarette lighter adapter. Battery