As you know, only rechargeable batteries are recharged, and simple ones are not designed for this. However, there are ways to prolong their life, although some of them are laborious and dangerous for health, so you need to think carefully before starting such work. How to charge a finger battery at home - in this article.
How do I recharge my finger batteries?
To do this, the battery charger needs to insert as many batteries as it is designed. As a rule, these are two or four. It is very important to observe the polarity and make sure that the batteries are installed correctly. Those who are interested in how much to charge finger batteries, it is worth noting that such information is in the manual, but if it is not available, you can take into account the average - 10-14 hours.
The usual alkaline battery can be charged as follows: install in the charger 3 alkaline batteries left and right one battery. After 5-10 minutes they will be ready to work.
How do I charge ordinary finger batteries at home?
Those who are interested in whether it is possible to charge finger batteries, it is worth noting that such actions can only be performed with alkaline-alkaline batteries and in any case at your own risk. Unintended for recharge, they can behave as you like. Here are the most popular ways:
- Connect any power supply to the mains and connect the battery to it with wires, observing the polarity. As soon as it heats up to 50 ᵒС, disconnect from the mains and wait until it cools down. After 120 seconds, plug the power supply into the mains and immediately disconnect, and then place the object for charging in the freezer for 10 minutes. Remove, heat at room temperature and use as directed.
- Tap the battery against a wall or floor, deform it in any other way.
- Place the battery in hot water. Those who are interested in how long it takes to load finger batteries in this way, you can answer that no more than 20 seconds, otherwise the process can get out of control and undesirable consequences are possible.
- Remove the wrapper, make several holes in the case and place the battery in a saucepan of salt water. Boil for 2-3 minutes, and after drying, seal with tape or tape and use as directed.