Everyone uses batteries: whether you’re a professional photographer with several flashguns, a frequent gamer or an adventurous hiker who needs durable batteries for your satellite phone. Even the most plain and daily of your activities require battery power: think about a good old DECT phone. Using rechargeable batteries for those common appliances is a wise choice. Not only are they better for the environment, they’ll also save you a significant amount of money in the long run. But what about battery types? Do all those circumstances require the same type of battery? And if not, which battery type should you pick?