- Alkaline battery type 3LR12 4.5V.
- 1 unit pack of this type of battery.
- 0% mercury/cadmium.
- Types of batteries
Disposable batteries are those that only allow a single use and when they are exhausted they can not be recharged. These batteries can store their energy for years.
Rechargeable batteries are those that can be recharged once exhausted. This type is losing charge when they are storedaccording to voltage. The most common we can find them of 1.2V and 3.7V
As a last point you have to take into account that lithium batteries, Lipo, Life etc. Due to its composition, specific loaders should be used.