Features and Uses Medical Use: Healthcare professionals, especially doctors and nurses, often use pen torches to check pupils’ responsiveness by shining the light into a patient’s eyes and observing the dilation or constriction of the pupils. They are also used to examine the throat, mouth, and other areas that might require targeted illumination. Mechanical and Technical Work: People working on intricate mechanical tasks, like computer repair or auto maintenance, can use pen torches to shed light on small or hard-to-see areas. Camping and Outdoors: Due to their small size, pen torches are convenient tools for campers and hikers. They can be easily stowed in a pocket or attached to a keychain. Inspection: Pen torches can be handy for inspectors who need to look at hard-to-reach spots, such as in structures, HVAC systems, or plumbing. Everyday Carry: Many people include a pen torch in their everyday carry (EDC) kit because it’s lightweight and can be useful in various unexpected situations. Safety: Pen torches can be used as a safety tool, especially if you need to navigate in the dark or signal for help. Features: Switch: Many medical pen torches have a push-button that must be held down, which ensures the light is only on when deliberately pressed. Others might have a toggle or twist function. Material: Metallic