1, Inside there is large capacity rechargeable lead-acid battery (800Mah) of free maintenance.
2, Durable recharge period is more than 300 times.
3, Use 12 long life and brightness LED lamp.
4, LED lamp is low power consumption and can keep lighting for about 6 to 16 hours.
5, High ratio of magnifying glass helps you to own a clearer vision.
6, The light base with clamp makes it more convenient to put the light by any position.
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. 3-5 business days for Sample Orders; 7-15 business days for Bulk Orders 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:So only the halogen lamp, but is low voltage halogen lamp, need a rectifier, and halogen lamp itself temperature is high, pay attention to the heat dissipation, color rendering index selected 90-100, color WenXuan 2700 k, the best for you.
Line loss, it is good to connect.Of course, can also according to component model and buy a change.
Q:The LED current problem? LED lamp current problem?
Power supply voltage will not have an impact on power electronics, electrical appliances it needed current from power supply only, will not change because of the size of the power supply current.
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 volts 4 w power led desk lamp
Depends on what kind of, have 220 v, also has a charging V6, 12 v.
Q:Led rechargeable lamp, charging is completed, charging indicator light color?
It depends on your desk lamp charging circuit design. If the overcharge protection circuit, the circuit design charging is completed will change color. If charging circuit is pure, not overcharge protection, will not change color. Of course, there are overcharge protection circuit is better than not overcharge protection circuit
Q:The LED rechargeable lamps can charge while lighting? The reason?
Desk lamp is not poor, not because of burn out, because the light and a battery, so the voltage may be no more than the battery voltage
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:What if the led lamp doesn't shine
LED lamp light is usually a lamp is broken, no inspectors according to the following steps to do. 1, before open the LED, measure the power supply voltage, and current through the LED. 2, then open it, each check all key parts: drive or power supply, LED lamp bead, change all the broken lights. 3, find out the failure reasons of LED lamp bead, if flow, immediately minish the drive current. Check whether the drive is defective, also want to find out the reason, can the trim, can't repair the replacement
Q:Children lamp good choice led lamp is better
Use LED lamp is better. Save electricity, no flash, the light is downy. General energy-saving lamps such as uv radiation, and there will be a stroboscopic.. LED there is no such as uv radiation, there is no stroboscopic, longer life, count was more stable, and quick response.
Q:How bright flowers LED desk lamp, good quality
Generally see lights with LED has obvious advantages, to buy the children learning advice to wait to buy the LED lamps and lanterns, to miss the rush stages will be better. In fact, all sorts of lamps and lanterns are the national standard, as long as accord with a standard can be used.