What Does mAh Used For Battery Mean? Before moving on to our article What Does mAh Used for a Battery Mean, I would like to give some information about batteries. First of all, what is a battery? What is a Battery? Devices that directly convert chemical energy into electrical energy and store it are called BATTERIES. Batteries are divided into two groups: Primary (disposable or non-rechargeable) and Secondary (reusable or rechargeable). Mostly […]