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FlashlightFlashlight (Lighting Appliances)Flashlight: (English: Flashlight or Torch), referWhite to as torch, is a handheld electronic lighting tool. A typical flashlight has a battery-operated bulb and focusing mirror, and has a handle-style housing for handheld use. Although a fairly simple design, it wasn't invented until the late 19th century because it had to combine the invention of the battery with the light bulb.In the early days, it was called "Flashlight" in English because the battery's power was insufficient, which means short-lived light.
Shopping1. Look at what occasions you want to use, such as night riding, night fishing, outdoor camping, caving, patrolling, etc.2. Looking at the battery, there are two kinds of ordinary batteries and lithium batteries. Although lithium batteries are rechargeable batteries, their lifespan is low, about 2 years, and the lifespan of LEDs is about 10 years, which can be selected according to the actual situation.3. Look at the light bulb. When the light bulb is off, it is difficult for the naked eye to distinguish whether it is good or bad. You can see the consistency of the light bulb when it is on.4. Look at the aperture, the aperture of a good LED flashlight is a uniform circle, and the light spot of a poor LED flashlight is divided into two colors of White and White, which are unevenly distributed.5. Look at the brightness. A good LED flashlight has high brightness and slow decay.6. Look at waterproof, a good LED flashlight has waterproof function and good shock resistance, that is, it is resistant to falling.7. Look at the appearance, everyone will see this better than me, I won't say much. I chose the aluminum alloy shell, which is beautiful and elegant.8. Choose a brand. Brand is another defining standard of quality. Without good quality, it is impossible to become a well-known brand. Therefore, when choosing a flashlight, you need to know about the brand flashlight. According to the slack on hand, you can choose different brands of flashlights.