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How to repair the led rechargeable small desk lamp
- If the part is not bright, check if not bright LED's virtual welding or burning.s
LED rechargeable lamp, can you tell me how long does it take to charge for the first time?
- Don't believe the LED, he is still a myth, LED light source is the most hurt eyes. Do you see what do the lamp act the role ofing use LED desk lamp.s
The study USES the LED lamp?
- Good LED lights, energy conservation, environmental protection and is now a lot of LED lights are eye.s
LED lamp, lens type and light type which good,
- Because of the high LED lamp brightness, focus, look into the LED lamp bead will be very dazzling. If you don't look straight into the LED lights, people's eyes, it is recommended to use a lens type, using planar light conversely.s
LED lamp wattage? How much is the smallest biggest respectively?
- The main characteristic is to save electricity, under the condition of the same brightness, than the ordinary energy-saving lamps save electricity more than halfs
What kind of light the lamp that shield an eye?
- The desk lamp, LED is better, although it will still more expensive than energy-saving lamp or the light bulb, but value: the choice of the LED to have the following key points: first, to see the shape of the LED lamp bead, must be patch (that is, a piece of aluminum substrate has a lot of square yellow dots), if the little lamp bead is spherical or several high-power lamp bead, decisively abandoned, because those are the old, bad for your eyes, just before the LED haven't rolling development to the mature technology;s
Want to buy the university dormitory with plug-in study desk lamp, LED the good good or tubes
- Some leds, white light is light, but some dazzling, often stay up late to some, more useful. The yellow is better for your eyess
LED bulbs can put in the desk lamp of adjustable brightness?
- Bad,, it will damage the silicon controlled voltage regulator, The desk lamp of adjustable brightness can only answer the incandescent light bulbs
Specifications and details about dimmable led downlight
- A dimmable led downlight company was founded by a group of senior engineers in electronics, structure,thermal dissipation and safety standard. This kind of company is intended to p...
How big is a traffic light
- Traffic light is everywhere in our daily life. Every day you drive your car to commute, you will find out a traffic light on street. It is so familiar in our life, so that everyone...
How do the flashlights work from the aspects of diode
- A flashlight, it is a kind of handheld electronic lighting tools. A flashlight typically have a via a battery-powered light bulbs and focused on the mirror, and a hand-held shell f...
Why is outdoor commecial lighting important
- Reduced power consumption than conventional lighting.Typical light output for a 60w light bulb is 800 lumens:equivalent light output for an LED light is around 9w ,which equates to...
What's the advantages of truck strobe lights
- Truck strobe lights are available in 4 and 6 head kits. Kit includes lighted toggle switch, 4 bulbs, 2 - 20 ft cables and 2 25 ft cables.It can be used in engineering vehicles: Exc...