batteriser explained - Flashlights - A straightforward Tool With Many Big Uses
Flashlights or torches since they are known in countries outside North America are used as a light. They typically come in a tube-like design and assist the help of batteries. Incandescent bulbs or Light emitting diodes (LEDs) act as the light source inside the flashlights. There exists a switch provided which when turned to the €On€ position provides light and illumination then when moved to the €Off€ position switches the illumination off. This is a very convenient tool because it is usually compact, easy to hold and can be turned to the direction or specific area one desires to make visible. It is extremely useful product for illuminating dark and unlit areas in addition to gaining better visibility during the night.