The Mavic Car Charger is the best way to charge the Mavic intelligent batteries while your out and about via the car's cigarette lighter port. Just to make sure your car will start there is a built-in low voltage protection for the car battery. There is even overheating protection that stops the charging if the cigarette lighter port becomes too hot.
Product Model: C3S78
Operating Temperature: 41° to 104° F (5° to 40° C)
Input Voltage: 12.3-16 V (Sedan); 25-30 V (Coach)
DC Output: 13.05 V; 6 A; 78 W
Charge Time*: 54 min
* The charge time was tested in a lab environment at room temperature and should be taken as reference only.