As the word itself says, the battery can be charged for reuse. They repeat successive charge and discharge cycles based on the reversibility of the chemical reactions of the battery's electrolytic components.
To start the charge and discharge cycle, the charger uses the amount of electric charge calculated through the battery. This current causes a reversible reaction of the electrolyte component. You can pop over to this website if you want to purchase rechargeable batteries online.
However, the battery can be charged and reused until it is too depleted to generate discharge energy. There are also different types of chargers depending on the type of battery.
Portable electronic devices such as cameras or MP3 players are usually used for batteries. The size also depends on the capacity. They have the following dimensions: a length of 44.5 mm, a diameter of 10.5 mm and a weight of about 11.5 grams.
They can be of the battery type or the standard type that doesn't charge. Alkaline batteries are available in both versions. Alkaline batteries have an average electrical output of 1.5 volts and 900-1.155 milliampere-hour (mA-h) or 3240-4158 coulombs. You can get similar performance with a NiMH (nickel metal hydride) rechargeable battery.
Other common names for batteries are Micro, Microlight, LR03 (for alkaline), R03 (for carbon-zinc) and FR03 (for Li-Fes2); the last three terms are defined and used by the International Electrotechnical Commission (IEC). The accumulator is cylindrical with the hub end being the + ve terminal and the flat end being the -ve terminal.