The battery for an 95 Infiniti J30 is 12 Volts.
12 volts with the engine off. 13.5 to 15-5 volts with the engine idling.
Engine running at idle you should read 13.5 to 15.5 volts.
1.55 volts
A good AA battery has about 1.5 volts across it.
1.5 volts
12 volts DC
1.5 volts
12 volts
12 volts
12 volts DC.
It can put out too many volts and destroy the battery but not drain it. The alternator should put out between 13.5 to 16 volts.
A 3 volt battery is a battery that produces 3 volts. Many watch batteries produce 3 volts.