Low price high quality control eye protection led desk lamp 7w
LED Table Lamp/Desk Light/
Light Bar: Aluminum
1 three years warranty
4. dimming in three gears
Features of LED Table Lamp/Desk Light/Reading Light
1. Flexible rotating angle of the lamp to be ajusted.
2. Folding lamp arm for easy adjustment.
3. No flashing LED light source.
4. USB interface (DC 5V, 2A), convenient and efficient.
5. Comprehensive touch switch;dimming in three gears.
6. High efficient LED radiator to keep long life-saving.
7. High quality ABS synthetic materials.
8. No radiation, safety, invironmental protection, long life-span and instantaneously starting to protect eyes.
Estimated Delivery Time
2-8 business days
3-8 business days
2-10 business days
1-7 business days
6-14 business days
7-12 business days
China Post Air Mail
7-15 business days
China Post SAL
14-30 business days
30-40 business days
1. 3-10 business days for Sample Orders; 7-40 business days for Bulk Orders.
2. "Business days" means Monday-Friday, excluding holidays.
3. DHL and UPS cannot ship to military or P.O. boxes address.
4. The Shipping Service above is for reference only, for any other questions, please feel free to contact us.
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Q:Amount for the LED - 666 desk lamp can use charging time
Strictly speaking, it is best not to use when charging. Because: 1. Easy to get an electric shock. 1. Affect the service life of the product. Charging desk lamp is with leds (Light EmittingDiode) the desk lamp of the light-emitting diode as Light source, with lithium battery and USB charging function, the LED is a solid-state semiconductor devices, it can be directly put DianZhuan into Light. USB charging desk lamp is a desktop or laptop computer USB mini rechargeable lamps. Is through the computer connected to the computer USB interface, downy light, most of the charging desk lamp can adjust the brightness of the light, two control as you need to change, is very convenient. The USB port on the computer (that is, everyone is used to insert USB interface) for external voltage of 5 v power supply for the equipment, the current 500 ma, USB charging small desk lamp of desk lamp is with USB interface to provide power supply, lamp take up the space is not too much, and very save electricity, suitable for office workers or students. maintenance Household appliances maintenance led rechargeable lamps? Many users haven't noticed that some users will be LED rechargeable lamp is like electricity used up until then recharging it when you are going to use it. LED rechargeable lamp light life is compared commonly, if it is not because the excess voltage or short circuit, usually don't burn out.
Q:How long will leds last?
Lifetime of the LED is very long, but the service life of LED bulbs will see the quality of power supply board, power board quality is bad life is short, LED lights have tens to hundreds of yuan, suggest to buy a real good quality, long service life.
Q:Led rechargeable lamp, charging is completed, charging indicator light color?
See what colour before charging, then ran a period of time under observation to know, most of them are will change color. Look at the LED instruction before charging, have on the manual instructions.
Q:The child for LED the desk lamp that shield an eye myopia?
Now there are some LED desk lamp which color temperature, due to the color temperature of LED light source is designed is fixed, so this kind of desk lamp USES is two different colors of light ratio of different brightness, change the function of light color, in order to achieve this kind of table lamp table lamp accurate sense should be the color that move light, desk lamp, not including color temperature also because of its light mixing two kinds of color, make the light clutter is not pure, can also cause some damage to the eyes
Q:Want to buy the university dormitory with plug-in study desk lamp, LED the good good or tubes
I last year in the university, my major is electronic, originally in my common sense, because LED driver circuit is simple, and high efficiency, think it would be better, but after a year of actual experience, found that for the LED lamp cold light color, and as for the circuit quality than charging inverter type fluorescent lamp (bulb),
Q:Study desk lamp high-power led is more appropriate
LED lamp general 6/7 w is very bright, is too light is bad for your eyes
Q:Charging indicator has been on desk lamp, led lamp is not bright after rotary switch
After the first thing you should fill the electricity, using a multimeter to check the battery (black pieces) to have electricity, normal about 4 v, no electricity is the battery is bad, to replace the battery. If there is electricity, check the circuit board components have obvious damage, there is a circuit board is broken, no potentiometer (knob) could be broken. Can now be considered your element is broken, makes the led indicator light, hope to adopt!
Q:I had had a 20 leds rechargeable lamp, then the battery is broken
Certainly not, didn't understand such a simple truth. What are you look at the battery cell, average is 1.5 v dry cell, lithium battery is 3.7 v, and then see how sections parallel to calculate the voltage, if it is 5 v, just get a phone charger turn appliances, and then give you the lamp power supply.
Q:The led rechargeable lamps useless can also be used for a long time
I am LED lamps and lanterns is developed. LED lights actually there is no essential difference with traditional use of lamps and lanterns.
Q:Could you tell me how to repair have been flashing led desk lamp open,?
Light flashing, if is to use the adapter, it is possible that the adapter, try out in later.