Jonas Frank 
An AA battery is a single celled battery that provides 1.5 volts of power. The capacity of an AA battery is typically 2,600 to 3,000 mAh. One amp hour (Ah) is the amount of current a one amp load will draw from a fully charged battery in one hour. Therefore, an AA battery can provide …
Epsom salt is a popular home remedy for many ailments, including constipation and sore muscles. But did you know that it can also be used to prolong the life of your car battery? That’s right – adding just a few tablespoons of Epsom salt to each gallon of water in your battery can help it …
No, NFC does not consume a lot of battery. In fact, when you use NFC to pay for something, your phone will usually go into power-saving mode to help extend your battery life. No, NFC does not consume a lot of battery. In fact, it’s one of the most power-efficient ways to wirelessly transmit data. …
In the United States, a standard AA battery is 1.5 volts, but a double A battery is 2 volts. This may not seem like a big difference, but it can be when you’re trying to power something that requires a lot of juice. For example, most laptop computers require at least 19 volts to charge …
How does a charger know when a battery is full? This is a good question and one that we get asked often. The answer is actually quite simple. A charger has a built in sensor that measures the voltage of the battery. Once the voltage reaches a certain level, the charger knows that the battery …
If your car battery dies, you may be able to use your alternator to charge it back up again. However, it’s important to know that an alternator will not fully charge a dead battery. It can only provide enough power to get the engine started so that you can then drive to a nearby service …
Leaving your Wi-Fi on does drain your iPhone battery, but it isn’t a huge amount. If you have your Wi-Fi on and are connected to a network, your iPhone will periodically check for new data. This uses up a small amount of battery power. Leaving your Wi-Fi on can have a negative effect on your …
Low power mode on your phone is designed to save battery life. When you enable low power mode, your phone will do a few things differently to help conserve battery. For example, it may dim your screen, reduce performance, and disable some features. But does low power mode actually save battery? It turns out that …
The debate of whether cold temperatures affect battery life has been around for years. Some say that it does and some say that it doesn’t. So, what is the truth? In this article, we will explore both sides of the argument and try to come to a conclusion. First, let’s look at the evidence that …
Batteries are made up of a number of cells that produce an electric current. The chemical reaction that takes place inside the cells produces heat as a by-product. If the battery gets too hot, the chemicals can overreact and cause an explosion. Most explosions occur when the battery is being charged. This is because the …