Yes, you can trickle charge a car battery while it is connected.
No, you cannot trickle charge a car battery without removing it.
Charging your battery at a higher voltage will increase the life of the battery. However, this can also cause the battery to overheat, which could cause it to fail. Charging your battery at 2 amps is likely the best option for most batteries.
A battery tender is a small, handheld device that is used to connect batteries to power outlets. A trickle charger is a larger, more powerful device that is used to charge batteries in larger quantities.
There is no set answer to this question as it depends on the type of battery and the driving habits of the person. However, generally speaking, trickle charging should be done every 6-12 months.
There is no definitive answer to this question as it depends on the battery, charger, and other factors. Generally speaking, you will need at least 3 amps to trickle charge a 12 volt battery.