A smartphone whose batteries lose their charge far too quickly is a nuisance. If the battery is handled carelessly, it will all too quickly run out of life. The practical book "Batteries and charging techniques" reveals how to get the most out of them. Every battery is covered here - from car batteries to solar, nickel or lithium batteries. Even rechargeable batteries or disposable alkaline batteries will last longer with the help of this book. In addition to basic knowledge, the book provides a precise overview of battery types, charging methods, care and refreshing notebook or smartphone batteries. This allows you to decide whether a replacement battery is appropriate or a repair is necessary.