China Lighting Cheap Price Lamp Shade For Bedroom Spoon High Lumen Study Energy Saving Led Desk Lamp

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china lighting cheap price lamp shade for bedroom spoon high lumen study energy saving led desk lamp

 

 

2.Application:

 

It's suitable for reading room, emergency light and office.

  

3. Purpose:

 

It is suitable for lighting of  bedroom, study room, office, indoor, outdoor, travelling and camping.  

TYPEWATTAGELUMINOUS FLUX   OPERATING VOLTAGEGWNWPACKING MEASCOLOR TEMPERATURE
NT-FPS01    3W     300lm100V—240V15kgs14.4kgs58*38*33cm    

4000-6500K

 

4.Attention: 

1). china lighting cheap price lamp shade for bedroom spoon high lumen study energy saving led desk lamp mp shall be fitted with correspondent specialized ballast,ignitor and capacitor to prolong its service life.Mixed use of said accessories of different brands are not advisable.

 

2).After the bulb being ignited,it is necessary to wait and don’t switch off the lamp until it has been fully illuminous after 15 minutes,otherwise, the bulb will blacken easily.For re-starting the bulb with power connection,it is necessary to wait for 15 minutes until the bulb’s temperature drops down.If re-starting it in its hot state the bulb may be damaged or burn off.

  

5. Notice for customers : 

Price depends on different factors,such as quantity,quality,payment term and packing requirement,etc;So,dear ,please,be kindly asked to inform your requirements in every detail in order that our quotation could be to your satisfaction.

 

6. Our advantage:

 

1). Good quality and competitive price

 

2). We have Professional and careful service

 

3). we are a factory with exporting certificate

 

4).Fast & Cheap Delivery: We have big discount from forwarder

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Q:How many watts of led the desk lamp that shield an eye with good students
The desk lamp that shield an eye is the use of no flicker, no stroboscopic, eye fatigue, not all metal texture, elegant, classic. Using high brightness and low light failure LED strips, low voltage DC12V switch type constant current drive, no stroboscopic, no radiation. Unique polarized light membrane technology, can make the LED light uniform directional output, not glare dazzling, the prevention of myopia.
Q:The service life of LED lamps and lanterns is true?
Theory is a 30000 h - 50000 - h (semiconductor diode). 1. The chip encapsulation (not the same environment, affect the life. And the light bulb how to low the situation is not possible, this is a standard) 2. The power drive power supply (electronic products, general is 2 years,) 3. The lamps and lanterns, the whole life is a long time, generally 2 to 3 years.
Q:Long card LED charging small desk lamp
Use desk lamp of 5 hours a day, a month how to use electricity. This kind of LED desk lamp is very energy. If you are only used for lighting, can answer 0 degrees, almost no electricity, electricity meters are invisible. If you want to study how much degree, the za to calculate. 12 lamp holder is 12 leds, each press 3 v, 25 ma calculation, power P = 12 * 3 * 25 = 900 mw = 0.9 W, before considering other loss, even if the power is 1 W. 1000 watts of electrical appliances use 1 hour to 1 KWH 1 KWH, the desk lamp of 1 watt 1 months use 150 hours is 0.15 KWH. So for the average person can answer 0 degrees. Do you have any questions? Can you give me a message!
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:What are led lamp accessories
Lamp holder, bracket, the base, screw, wire, drive power supply, LED, lamp plate.
Q:The effect of rechargeable lamps and benefits
Rechargeable table lamp's biggest advantage is that can do blackout lighting. Secondly can treat as mobile lighting, car, camping, instead of a torch, and so on.
Q:How many watts of LED3 is equal to the ordinary energy-saving lamps
3 w leds is equivalent to 3 w of energy-saving lamps, not so simple than power depends on photosynthetic efficiency, luminous flux and color rendering, the quality of the different products are not the same as the 4 w energy-saving lamps can replace 20 w energy-saving lamps, good product can substitute for 35 w halogen lamp cup LED is also in the same way, the 3 w can also reached the standard of 15 w incandescent lamp, lighting is not suitable for lighting
Q:Led lithium battery lamp, rated input current 0.5 a
Here need to popularize A common sense, when you LED lamp or cell phone, the above label for 5 v 0.5 A charging parameters, the charger you even 5 v 100 A, you put the LED lights or cell phone plugged into the charger in, is safe and reliable, not because the charger is 100 A, think at this point is to use 100 A for your LED lights, mobile phone recharge, 100 A here refers to the charger output capacity can reach 100 A, it can at the same time for the 200 only 5 v 0.5 A LED lamp, charging the mobile phone. 220 v voltage is like family, when your family power supply power supply capacity of 10 A, he can light up 100 22 w bulb at the same time (220 v * 0.1 A = 22 w), A light bulb is 220 v 0.1 A, even if you only opened up A light bulb in the home, the light bulb will not burn because of the power supply capacity of 10 A. When A family with only one bulb light, at this time is 0.1 A current through the bulb, rather than 10 A.
Q:There are several major disadvantages of LED lamps
The adapter generally smaller than LED lights, life is short, the transformer is easily broken
Q:General led desk lamp how much a led lamp is usually how many watts
Generally a combination of desk lamp and lighting conditions can choose 3 w - 5 wled ball bubble lamp, high again feel too dazzling,

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