What is an IVC filter? It is a device surgically implanted and designed to prevent blood clots from making their way into the heart (pulmonary embolisms). What is an IVC filter? It is a device surgically implanted and designed to prevent blood clots from making their way into the heart (pulmonary embolisms). Skip to primary navigation
It takes between 8 and 12 hours to charge a 12 volt battery at 2  amps. The actual time will depending on how much charge is in the  battery initially. 2 people found this useful.
And secondly : if you have to keep charging the battery, it means either your alternator is about to give up, or more likely, the battery itself is about to give up. Expect 3 to 4 year's life out of a normal 12v car battery, irrespective of what the manufacturer or guarantee tells you. 5 years is out of the ordinary. 6 years is extreme.