What you should know about Drums
The battery is an electrical item that allows the storage of electrical energy for longer or shorter periods of time. A battery is categorized according to its voltage; and its capacity in Ampere hours, which gives the number of amperes it can deliver multiplied by the duration in hours. The battery consists of two electrodes (positive and negative) which are bathed in a chemical solution (electrolyte). Batteries are used to start cars, to store electrical energy in photovoltaic systems, in ships, to power portable equipment. The battery industry has evolved well over the last three decades with the mobile phone and tablet industry. Lead-acid, lithium-cadmium and lithium-cadmium batteries are available on the market, with or without maintenance... A great future awaits battery technology with the advent of the electric car in order to solve the two major problems of today: battery volume and charging time. (1)
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