A solar flashlight can stored enegy from the sun. What make the flashlight easy to use and charge? the flashlight has a small solar array embedded into the handle.
Depending on solar technology is constantly improving, the solar flashlights are getting better and better. some companies make replacement batteries for soloar flashlights for the flashlights is no longer able to hold a charge.
Many stoers sell solar flashlights, and it's possible to order them from manufacturers directly. A good solar flashlight can last for many years. A solar flashlight charges during the day and discharging the energe when it's turned on.