The diagram show how an LED (light emitting diode) flashlight works. Summerise the information by selecting and reporting the main features, and make comparisons where relevant.

The diagram illustrates the structure of an LED flashlight and how it functions. Overall, it is apparent that the flashlight consists of 4 main components. This LED flashlight is capable of generating energy to light up a bulb. As shown in the picture, there are two batteries linked together in the inner body of the […]

The diagram illustrates the structure of an LED flashlight and how it functions. Overall, it is apparent that the flashlight consists of 4 main components. This LED flashlight is capable of generating energy to light up a bulb. As shown in the picture, there are two batteries linked together in the inner body of the […]