What was the earliest prototype of the flashlight? The English name of the flashlight is "Torch", which translates to torchIn the Paleolithic Age, the Peking Man hit rocks to make fire, and there were torches, about 700,000 years ago. Since the flashlight came out, its shape has always been the original cylindrical shape, which is the origin of the "tube". If you are a human from the new world in the future, would you be willing to be mediocre and hold an ordinary cylindrical flashlight like the people more than a hundred years ago? The answer may be: NO! So, [...]

A real tactical flashlight needs to meet the following conditions at the same time, both of which are indispensable: According to the way of holding the tactical flashlight, there must be a tail button (tail switch). For ordinary people, the mouse tail is not necessary. Depending on the purpose of the tactical flashlight, the light head must be equipped with an attack head or a window breaker. There is a simple and reliable operation logic, one-button to open the super bright file and one-button strobe setting. It must have extremely strong circuit stability, reliability and protection capabilities in order to [...]

Introduction UV flashlights, also known as ultraviolet flashlights or UV torches, have garnered significant attention due to their versatile applications in various fields. These specialized flashlights emit ultraviolet (UV) light, which is invisible to the naked eye, but has unique properties that make them indispensable in several tasks. In this article, we will explore the effectiveness of UV flashlights and delve into the factors contributing to their relatively higher price tags. 1. UV Flashlight Efficacy UV flashlights are highly effective tools, particularly in scenarios where standard visible light falls short. Some of their primary applications include: a. Detecting Stains and [...]

Reasons why the LED flashlight does not light up: The filament is broken, and no current flows through the filament of the lamp, so the lamp does not light up. The battery power supply is insufficient, the current passing through the lamp is too small, and the actual power of the lamp is too small to emit light. The light bulb is short-circuited, no current flows through the light bulb, so the light does not light up. powerful torch Solution: Replace the battery with the same type. If it still does not light up after replacing the battery, further inspection [...]

The led uv flashlight cannot be adjusted because it uses a fixed focal length design, and the distance between the light source and the reflector is fixed and cannot be adjusted. Waterproof outdoor flashlights usually use high-brightness LEDs as light sources, and use special reflectors to concentrate the light to provide a strong spotlight effect. Since it is designed to provide long-distance illumination and strong light exposure, there is no need to adjust the focus or beam size. UV flashlight manufacturer If you need to adjust the brightness of the light or the size of the beam, you can choose [...]

There are many flashlight UV lamps on the market, how to choose? First of all, we have to determine "what are we using UV flashlights for?" If it is used in daily life, such as currency inspection (RMB), fishing, scorpion catching, many stores will have 395nm flashlight ultraviolet lamps; used to identify antiques , such as: jade, amber, foreign currency, etc., and anti-counterfeiting identification can use a general flashlight ultraviolet lamp with a wavelength of 365nm; but if it is used for industrial non-destructive testing, degreasing cleaning inspection, laboratory observation, fluorescent leakage detection, criminal police forensic To check, you need [...]

LED rechargeable flashlights usually use rechargeable batteries as the power source, so about the charging method of strong light flashlights, Tanke flashlight manufacturers will sort it out for you as follows Check the flashlight model and manual: First, confirm whether the flashlight supports a built-in rechargeable battery, and check the manual to learn about charging methods and requirements. Use the original charger: If the flashlight is equipped with a dedicated charger, please use the original charger for charging. Plug the charger into a power outlet. Connect the charger: Locate the charging port on the flashlight, usually a round or rectangular [...]

What points should be considered when buying a cost-effective LED flashlight? TANK007 Tanke flashlight manufacturer will introduce to you! LED type: Common LED types on the market include Cree, Lumileds, etc. The chip quality of these LED brands is very good, and the light efficiency is also high, so it is a good choice. Battery type: Generally speaking, lithium batteries have a larger capacity and better durability than lead-acid batteries, but they are also more expensive. Choose the right battery type according to your needs and budget. Explosion-proof flashlight manufacturers Lamp size: The larger the size of the lamp head [...]