Based on over 300 publications, the book covers lithium-ion, lead-gel, nickel-cadmium, and metal hydride batteries. It presents the functioning of these batteries, followed by their behavior during discharge, storage, self-discharge, charging, lifespan, as well as disposal and recycling. Dedicated chapters focus on their use in digital cameras, amateur radio, model building, on yachts, in mobile phones, and in consumer electronics. A keyword index with over 1,400 entries provides quick access to the content of the book.