Description: The Porsche Charge-O-Mat II Battery Charger (958-044-901-71) is the latest generation of Porsche's factory trickle charger for 2000–2023 Porsche models. Delivering 5.0A output, it maintains battery charge on vehicles left idle for extended periods with two charging modes , one for standard 12V lead-acid batteries and one for 12V lithium-ion (LiFePO) batteries , plus built-in battery monitoring. An adapter is available for vehicles without a cigarette lighter. A genuine Porsche OEM charger.