偷拍在线观看福利视频-亚洲一区二区三区蜜桃臀-加勒比在线日本免费二区-激情五月六月婷婷综合

Knowledge Center

    What Outdoor Kits Do You Need when You Go Out

    Going outdoor is a good way to relax us, we can breath fresh air, we can enjoy blue sky, and if you go to the sea bank, you can also enjoy the sea wind. If you bring a tent with you, you can even stay outside at night. In a all, going outside is exciting experience. But when you go outdoor, what outdoor kits do you need? Here, this article will list some kits you need when you prepare to go outdoor. Outdoor kits you should bring when you go outside 1.Hiking shoes: If you are not riding a bike, [...]

    By |March 3, 2017|Categories: Knowledge Center|0 Comments

    Differences Between Tactical Flashlights and Common Flashlights

    There are no essential differences between tactical flashlights and common flashlights on the principle and structure, but the tactical flashlight can adapt in various harsh environments under the conditions of use requirement, therefore its performance, compared with ordinary flashlight, in various environmental factors and conditions should be much better. Tactical flashlights are mainly made for military and law enforcement, their roles include: Fighting Because of the tactical flashlight illumination and color temperature are very high, they have a strong visual effects. to illuminate for fighting in the dark, will direct light each other's eyes, in order to make the other [...]

    By |March 2, 2017|Categories: Knowledge Center|0 Comments

    Tank007 Tells You Something About High Power Flashlight

    Different people may take high power differently, for example, some may think flashlights that can produce 200 lumen light are high power flashlight; while some may think that can emit 500 lumen light are high power. What is your opinion? No matter what high power refers to, high power flashlights are quite bright. In the market, most high power flashlights?are made of aluminum, do you know why? Here, I will walk you through the reasons. For dissipating heat. If the flashlight is high power, the brighter the light is, the more power it consumes, and more heat it generated. If [...]

    By |March 1, 2017|Categories: Knowledge Center|0 Comments

    Tips to Maintain LED Flashlight

    Though now, many LED flashlights are made of metal, for example stainless steel, aluminum alloy, etc., and are very durable, wearable, you also need to maintain them often.?Since many new users do not know how to maintain flashlight, here, Tank007 editor will share you some tips about?how to maintain led flashlight. First, the battery 1. As the power source of the flashlight, battery is very important. You need to choose battery according to the flashlights specs, make sure not to use the battery with higher output current and voltage in case of ruining the circuit. 2. If you are using [...]

    By |February 28, 2017|Categories: Knowledge Center|0 Comments

    TANK007 Tells You to Detect Leaks with UV Flashlight

    To most people, it is hard to find the leaks in air conditioner system with the naked eyes. But now, there is an easy way. With a UV flashlight, people can easily find the leaks within about a couple of hours. Why? This article will tell you how to detect leaks with UV flashlight from Tank007. Fluorescent agents have reaction when they are under uv light. So, according to this feature, UV flashlight can help detect the leaks in the air conditioner system and other air, fluid systems. How to Detect Leaks with UV Flashlight Tank007 UV flashlights are among [...]

    By |February 27, 2017|Categories: Knowledge Center|0 Comments

    Find best LED flashlight for you

    What kind of flashlight is best?for you? Different spotlight models, styles and brands available can make you astonishing and don't understand what is the best for you. Truth to be told, unmistakable sorts of spotlights are made for differing utilizes, you have to pick the most appropriate as demonstrated by your own specific needs When in doubt, flashlights' usages consolidate working, outside, jumping, examination in sinkhole, home applications, et cetera.. After you understand what is the flashlights' selective features,then you can pick the best LED flashlight for you. Advices for picking best LED flashlight 1. Family unit employments In case [...]

    By |February 24, 2017|Categories: Knowledge Center|0 Comments

    Tank007 Best Police Flashlight

    Police flashlight, long-range flashlight as a special use of military and police use, you need to have a wide range of advantages, bright police flashlight is a police equipment, one kind of the important equipment. Flash function can also make criminals in a short period of time temporarily blind dizziness, can play a certain self-defense effect. Police flashlight need have a hard shell, long-range, with impact and other characteristics, such flashlight can be called a high-quality police flashlight, and the best police flashlight also has been oxidized, so as to be waterproof, explosion-proof, seismic, compression and other basic performance. Best [...]

    By |February 23, 2017|Categories: Knowledge Center|0 Comments

    Tank007 Explosion-proof Flashlight

    Explosion-proof flashlight is different from the ordinary household flashlight. Explosion-proof flashlight is also widely used, explosion-proof flashlight can be used for fire, electricity, industrial and mining enterprises and other flammable and explosive places to provide mobile lighting. Geological exploration, tourism adventure, coastal defense patrol, rescue disaster relief, field operations, airport inspections, archeology and fire command, criminal investigation, traffic accident handling, electricity repair and other lighting needs. Explosion-proof flashlight use of the use of visitors TANK007 brand explosion-proof flashlight manufacturer Tank007 Explosion-proof flashlight Features 1, The use of imported high-brightness light source LED, energy efficient, A-type effective exposure distance of up [...]

    By |February 22, 2017|Categories: Knowledge Center|0 Comments

    In LED application problems and solutions

    In LED application problems and solutions In current practice, the problems existing in the high power LED is mainly manifested in the following aspects: 1. To ensure that LED to poor working conditions and the cognition to the power supply technical, product on the power supply fault emerge in endlessly. 2. The application of LED street lamp today practical road concept is not clear, blind and high power gas discharge lamp "rival" regardless of the cost of production of large power LED street light, cause not practical expensive street light products to promote. 3. Feel inadequate to road lighting requirement, [...]

    By |February 15, 2017|Categories: Knowledge Center|0 Comments

    The principle of small family indoor lamps and lanterns chooses

    The principle of small family indoor lamps and lanterns chooses The principle of small family indoor lamps and lanterns choice: Reduction principle: lamp act the role ofing should have the effect that make the finishing point in the room. Too too complex modelling, multifarious design and color, are not suitable for simple design of the room. : convenient principle major person has experienced change the awkwardness that sucks dome light bulb: stepping on a table, stepping a chair, hold one's head high 90 degrees, carry double arm overdoes 2.5 meters tall taller even ceiling. Replacement bulbs must consider when choosing [...]

    By |February 14, 2017|Categories: Knowledge Center|0 Comments

    The remarkable high sharp LED dimming technology

    The remarkable high sharp LED dimming technology The volt-ampere characteristics of leds So-called volt-ampere characteristic of LED, LED p-n junction is through the () may refer to the LED revolution, revolution, change characteristics of current with voltage, on the oscilloscope can be very vividly display the change (as shown in figure 1), a complete volt-ampere curve including the forward and reverse characteristics. Normally, reverse characteristic curve is relatively steep, when the voltage exceeds a certain threshold, the current will be exponential rise, thus LED p-n junction breakdown. And the LED forward voltage is determined by the forward current. From the [...]

    By |February 13, 2017|Categories: Knowledge Center|0 Comments

    “Three ask a” comprehensive knowledge decryption LED chip

    "Three ask a" comprehensive knowledge decryption LED chip 1, what is the LED chip manufacturing process? LED chip manufacturing is mainly in order to make effective and reliable low ohmic contact electrode, and can meet the minimum pressure drop between can contact materials and provide the pressure pad of welding line, at the same time the light as much as possible. Crossing the membrane process generally by vacuum evaporation method, the main in 1.33 x 10? 4 pa under high vacuum, resistance heating or electron beam bombardment melt material, heating method and under low pressure into a metal vapor deposition [...]

    By |February 10, 2017|Categories: Knowledge Center|0 Comments
    Go to Top
    国产精品亚洲精品亚洲| 男女午夜视频在线观看免费| 午夜精品黄片在线播放| 国产日韩欧美在线播放| 免费高清欧美一区二区视频| 老富婆找帅哥按摩抠逼视频| 国产精品不卡一区二区三区四区| 日本最新不卡免费一区二区| 日本办公室三级在线观看| 亚洲精品国产第一区二区多人| 国产一区二区三区草莓av| 欧美三级大黄片免费看| 日本欧美一区二区三区高清| 日韩精品在线观看完整版| 精品人妻少妇二区三区| 亚洲中文字幕熟女丝袜久久| 99热在线精品视频观看| 91人妻人人做人碰人人九色| 青青操视频在线播放免费| 亚洲最大的中文字幕在线视频| 日韩人妻毛片中文字幕| 久久热中文字幕在线视频| 日本少妇aa特黄大片| 精品伊人久久大香线蕉综合 | 欧美精品亚洲精品日韩专区| 国产精品一区二区三区黄色片| 国产传媒欧美日韩成人精品| 欧美日韩高清不卡在线播放| 欧美亚洲综合另类色妞| 亚洲欧美日本视频一区二区| 国产不卡一区二区四区| 国内女人精品一区二区三区| 国产亚洲成av人在线观看| 国产福利在线播放麻豆| 日韩三极片在线免费播放| 九九久久精品久久久精品| 高中女厕偷拍一区二区三区| 国产在线不卡中文字幕| 久久99热成人网不卡| 熟妇人妻av中文字幕老熟妇| 国产成人午夜在线视频|