How to Know When an Auto Battery Is Fully Charged?

Answer A 12-volt car battery must maintain a full charge not only to start your vehicle, but also to ensure that the battery lasts as long as possible. A battery that is left to drain or remain discharged... Read More »

Top Q&A For: How to Know When an Auto Battery Is Fully Charged

Does it affect the battery when we use the laptop on ac power even when the battery is fully charged ?

How to Know When a Camper Battery Is Fully Charged?

RV and camper 12-volt batteries supply the current to operate lights, appliances and accessories when the unit is not connected to a 120-volt power source, such as in a campground. The battery's 12... Read More »

When you first get the ipod Touch out of the box, is the battery fully charged?

nopee so b4 using it fully charge it, so wen it eventually dies, it doesnt die 4 good--its just like fones, cameras, etc.

When battery is fully charged, voltage drops to 12.5 V. Is this normal?

the resting voltage for gel electrolyte and lead acid batteries is 12.6 volts, so yes it is normal.