Led Charging Folding Desk Lamp
- Ref Price:
-
$4.12 - 8.76
/ pc
- Loading Port:
- Ningbo
- Payment Terms:
- T/T
- Min Order Qty:
- 1000 Pieces pc
- Supply Capability:
- 1000000 Pieces Per Year pc/month
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Quality Product, Order Online Tracking, Timely Delivery
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LED charging folding desk lamp
| Led : 24PCS Leds Weight:0.35 kg Carton size:520x350x350mm Carton Quantity:60 PCS Pack Weight:22.7 kgs |
Feature
Rated Capacity more than 800mAh
Long life battery COUld be cycling used more than 500 times
Use LED buibs of enerngy saving high efficiency, and long life
strong and light brightness are adjustable
Specifications
Charge rated Voltage AC90-240V 50/60Hz
Charge rated Current AC0.1A 0.8W
Output light source Power 2W
Features:
Fashion, but functional
Convenient to use at AC or USB
Bright, but less heat emitting
No stroboflash, No UV or IR radiation
Eyes protection
Working voltage: AC 110V~240V or DC 5V
Life span: 50,000 hours
Application:
1. Table lighting;
2. Desk lighting;
3. Studying room lighting;
4. Bedroom lighting;
5. Stage lighting.
Our Services
OEM/ODM acceptable
- Q: Charging forgot to turn off the switch, directly inserted, and then not bright,, but the charge will bright lights.. Bulb burned out or what? Can you take?
- Due to the charging voltage is higher, it is burnt out, LED lights in after the LED can also be used, but more troublesome.
- Q: The LED fluorescent lamp color temperature probably how many is the best
- In addition, need different environment illumination light color is also different. The household environment, for example, if the sitting room with warm white lighting, can appear dark, stuffy, narrow space; Bedroom, bathroom with cold white light, can appear cold and stiff and lack of emotional appeal again. Dining room lighting light color can require the full performance of food color, too slant blue light of cool color, will look stomach-turning dishes
- Q: I'm doing a LED desk lamp, can be through the outside light intensity automatically adjust the brightness of LED, using PWM technology, how to do excuse me
- Using PWM technology, you need to use single chip microcomputer output a certain duty cycle of square wave, the duty ratio, the greater the more bright. Also need to use sensors to collect light intensity, the establishment of a model, to achieve automatic brightness adjustment.
- Q: LED lamp in the 4 v lead-acid battery charging problem!
- 4 V lead-acid battery discharging termination voltage 3.8 V, charging termination voltage should be around 4.6, the last is constant current charging mode, constant pressure finally, 8 to 10 hours with commonly used charging current (one 8 of the charging current of battery Ann hours). I hope it can help you.
- Q: What if the led lamp doesn't shine
- If it is a line break have to pick up, if there is black spots is the LED surface that is was burnt out, that is about to change the LED. Many of the LED circuit adopts the series circuit, that is to say an LED bad throughout the series circuit will not bright. Generally LED not easy bad, usually a transformer is the most easy to bad. Open it and see it
- Q: New LED small rechargeable lamps filled with electricity or running
- Hello: the led rechargeable lamps common there are two types of rechargeable batteries, one kind is nickel metal hydride (cadmium), one kind is lead-acid batteries. The former has memory effect, so it will run out of electricity, electricity is enough, to be filled when it can guarantee the capacity of the battery; The latter, on the other hand, when when LED signs change dark don't use, need charging immediately, no need to pay special attention to when charging, but with time is long, the electrolyte will evaporate, so let's add every few months. Thank you very much!
- Q: Could you tell me how to repair have been flashing led desk lamp open,?
- VIN = AC220 problems should be out in the filter is bad When you look at the output to the lights, voltage stability is not stable If the voltage stability is the filter Suggestions for large electrolytic at least more than 220 uf
- Q: Heard that LED save electricity, to follow the fashion, a grind, spent more than three hundred bought 6 LED bulbs, but less than 3 months finished bad, all manufacturers attitude can also, all changed, but also bad, depressed.
- LED drive circuit, the chip is the key to LED lights, if more than 50 bulbs also do a little wrong, so reach the technical level of domestic some manufacturer, made in the country that is imported, it is better to buy some export brand. Some of taobao mall just can also, this price can buy good LED bulbs
- Q: The LED lamp is bad for your eyesight?
- Thank you for the invitation. With my professional knowledge is concerned, my suggestion is that: lamp, especially children use desk lamp, it is best not to use leds. It is recommended to use 3500 k color temperature of tungsten halogen light source. Reasons for not much details,
- Q: LED the desk lamp that shield an eye eye really?
- Use eye, as long as the light is a kind of damage, the difference is only the size and the third, of course, is impossible, with the eye is not light lamp of choosing a cross-eyed least damage is completely necessary, by contrast, leds regardless of the effect, efficiency, and a huge step forward in principle, is the most close to natural light in all the light source of human invention. It is believed that you have to know. Just led lights there are pros and cons, now led market good rust is not neat, the size of the brand, the price have jet lag for a few times, but as long as it is more adept or understand led people have a better method, is a choice of using high power led lamp bead light is guaranteed!!
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Led Charging Folding Desk Lamp
- Ref Price:
-
$4.12 - 8.76
/ pc
- Loading Port:
- Ningbo
- Payment Terms:
- T/T
- Min Order Qty:
- 1000 Pieces pc
- Supply Capability:
- 1000000 Pieces Per Year pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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