# Question: How long can a car battery last playing music?

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## How long can you play music off car battery?

On average, when you turn your car off, you can listen to the radio for 2 to 3 hours without draining the vehicle battery.

## Does listening to music in car drain battery?

Eventually a radio will drain the battery. in comparison to park lights, the battery will last a bit longer, unless you use the radio at high volume. I have a guy who likes to recline his seat, and turn up the volume while parked. At most he listens for 10 minutes.

## How long can I play the radio with the car off?

As long as the battery is sound, he can play the radio for an hour or two at a time without doing any harm. RAY: If your battery is weak, then he might kill it by playing the radio.

## How long will car battery last with fan?

Your 30 watt fan will draw about 2.5 amps at 12 volts (2.5 times 12 is 30). Assuming 90% efficiency from the inverter means that the inverter will draw 2.5/. 9, or 2.78 amps. A 50 Ahr battery will last 50/2.78 or 18 hours.

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## How long before car battery dies with fan on?

If your battery has 50 amp-hours(AH) of reserve, and the fans draw 10 amps, then your battery would last 5 hours with the fans on… 50AH divided by 10 amps equals 5 hours. Just find those two number and divide the batteries amp-hours by the amps that the fans draw.

## How do I stop my radio from draining my battery?

01. Replace Stereo

1. Turn the stereo off completely.
2. Disconnect the radio from speakers/woofers.
3. Detach from the power source and other equipment.
4. Take the radio out of the dashboard port.
5. Grab the new stereo and connect it to the speakers/power wires.
6. Then insert it into the dashboard port.

## Does playing music in your car waste gas?

So any device in the car that uses energy – the air conditioner, the headlights, the portable juicer and even the radio – does reduce your gas mileage by some amount. Tom: But the amount of energy consumed by the radio is so minuscule that it makes absolutely no difference whatsoever.

## Can car battery affect radio?

​​While a dead battery, or a jump start, can result in a car radio that doesn’t work, it could also be a pure coincidence. If your car radio stopped working after a jump start, or after a battery charge, then the problem might be related to a car radio code anti-theft feature.

## How long should you leave a car running to charge the battery?

Be sure to drive your car for about 30 minutes before stopping again so the battery can continue to charge. Otherwise, you might need another jump start.

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## Can Bluetooth drain car battery?

The Bluetooth and satellite radio modules can cause excessive current draw too. A battery itself could be the culprit, if it has an internal fault or external leak.

## How long can a 12 volt battery power a fan?

A typical 12v RV fan will draw between 400-500 ma. So you can plug it into a cig type outlet, most 12v RV fans already come with that type plug. If you use the upper 500ma (1/2 amp) draw for your calculation, the fan will use 1 AH (amp hour) of power every 2 hours.

## How long can a 12v battery last?

If kept in a charged state when unused, the common lifespan of a 12-volt Gel or AGM battery is up to six years. After five or six years of float voltage at an average ambient temperature of 25 ºC, the battery still retains 80 % of its original capacity.

## Does the car fan drain the battery?

Can A Cooling Fan Drain A Car Battery? It is possible, however, for the AC car’s circulating fan to drain the battery once it is left on ACC. Battery drain is a potential problem, as well as excessive power drawn by a radio or other accessory that uses theACC. Your battery should be charged and you should be fine.