JMR Smart Battery Charger & Maintainer for Porsche 911, Panamera, Cayenne, Macan, Cayman, 718, Boxster - 12V Lithium & Lead Acid Trickle Charger with Auto Mode - Perfect for Winter Storage & Long-Term Vehicle Maintenance

COMPATIBLE Porsche Models 911, Panamera, Cayenne, Macan, Cayman, 718, Boxter. COMPATIBLE 12V BATTERIES Lithium/LiFePO4, AGM, Lead Acid, Wet, Gel, EFB, MF & Calcium.

GUARANTEED to fit your model’s designated charging port with the 12V cigarette lighter plug & play adapter for Porsche - no need to access the battery. See the CHARGING PORTS & COMPATIBILITY images for more details.

COMMON PORT LOCATIONS inside trunk, center console, under glove compartment.

CONNECT & FORGET Automatic 8-step smart charging program detects and repairs damaged, sulfated, or stratified batteries. Provides 24/7 maintenance with last-setting memory. Displays real-time charging progress.

KEEP YOUR PORSCHE OUT OF THE SHOP Protects your car's electronics and increases its life by up to 400% Meets or exceeds car manufacturer's standards and does NOT void its warranty.

ADVANCED SAFETY FEATURES Reverse-polarity protection, short-circuit prevention, winter mode, overheat protection, and overcharge prevention. Splashproof and dustproof for maximum reliability.

Fits Like OEM Performs Much Better Charge healthy batteries 40% faster than factory charger and guarantee reliable engine starts. Trusted by authorized & private car dealers, mechanics and 200,000+ car collectors around the world!