Unique Small Table Lamps
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FAQ
- Need to solve the problem of the LED light flashing
- Confirm your 12 v charger ac components have? Using the multimeter, exchange files have measure ac voltage, and you want to confirm what you said is the lamp bead board was flashing (that is specialized flashing LED lights with IC control board).
- LED lamp, lens type and light type which good,
- How are you First, about the LED lens to make the light more focused, LED by itself cannot be concentrated, so need help on lens. Surface light is simple, LED color performance, add a dustproof lampshade is, sometimes with grind arenaceous chimney, better astigmatism. Besides, desk lamp, desk lamp is the design standard of infinite close to the sun, because artificial forever than nature. So now the LED lamp like stressed without glare No stroboscopic, no radiation it is for this reason, who is more close to the sun, who is better.
- LED lamp base fever is normal
- Generally under 10 watts, if the temperature is hot feeling only, not very hot (basic) under 40-50 DuDu is normal. If feel hot, can't stand that is high, the quality problems
- The lamp that shield an eye is not flashing, but changed to high frequency. Now LED lights are popular, but the use of communication to the dc LED lamp is not flashing, after all, he's a direct current is also a half wave, not straight?
- Ha ha There are two kinds of LED lights also, communicate in dc and use. But common desk lamp, mostly in the form of dc. You understand dc, ac rectifier, the pulsating dc lamp USES is not such, pulsating dc also need through the filter, is smooth waveform, voltage (or current) waveform into a straight line. So, this desk lamp is not flash. But suggest reading use desk lamp, the best or incandescent lamp, its spectrum make the eye is the most comfortable, reading books is not easy to fatigue, thermal inertia of the filament lights are very stable (not flashing), using fluorescent lamp, energy-saving lamp, the lamp that shield an eye, etc.) can also be, comfort. LED lamp current spectrum is a single, intuitive is very dazzling, used to read easily fatigue, comfort is the worst.
- Do leds have ultraviolet radiation
- No radiation, now do the LED lamps and lanterns of domestic brands, are the main foreign market, in people life health check outside of yan song, somebody else can, let's also no problem to search
- The lamp that shield an eye is after the light lamp or led the good
- LED you to choose natural white warm white (neutral) is not dazzling
- There are several major disadvantages of LED lamps
- Poor work LED the lamp that shield an eye will produce slight stroboscopic and radiation
- The LED current problem? LED lamp current problem? Said wanted to plan to buy USB LED lamp to use 5 v voltage current 190 ma computer USB interface as current 500 adapter up to 1 a pick 1 a current
- Influence of LED desk lamp constant current job type electric lighting built-in dedicated drive circuit work safety circuit voltage meet (5 v) work pipe external power transmission flow LED light transmission flow always 190 ma or outside the lamp burned if can match current some power supply (5 v) against things can work more