Taiwan 20w 2100lm DLC UL Listed T8 Tube 4ft LED light

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Taiwan 20w 2100lm DLC UL Listed T8 Tube 4ft LED light

Description4’LED Tube 1200mm
Diameter30 mm
LED ModuleSMD LED 256pcs  
Input voltage100~240 / 120~277 VAC
Frequency50/60 HZ
Color Temperature3000 warm, 4000 neutral, 5000 day light , 6000 cool
CRI3000k>75, 4000,5000,6000>70, >80 available on request
Luminous flux1800lm / 2100lm
Illuminance 1M385 lux /435lux
Weight365 g
Body material6063 reinforced aluminum alloy with surface treatment
Cover materialOptical grade polycarbonate with Japanese made diffuser bead
CertificationCE FCC RoHS UL cUL CNS 

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Q:How much is the voltage across the 20 LED lamps in series?
Each LED is about 3V, and the 20 series is 60V
Q:How does the LED light string flash?
What kind of light? What about the flash?If you are talking about the pulse drive mode of LED, then it is for heat dissipation and energy saving.
Q:Performance and characteristics of LED lamp string
The 1.LED light string is led by a light emitting diode packaged in an imported chip;The design of light angle 2.LED lamp string of the larger angle angle of >120 degrees, uniform mixed color, no color;3.LED lamp string selected LED dedicated constant voltage power supply mode, circuit design for constant current circuit, the work performance is very stable, so as to ensure normal life >5 hours;
Q:How do you connect the LED lights?
A series of even parallel. Are not clear, boss, you want to use LED do what?There is a gap, which is the positive pole of the LED (usually the long foot is short and the foot is negative)
Q:What's the average luminous current of an ordinary LED lamp string?
If the lamp light current series is their rated current,
Q:The top LED lights always burn the bulb in series
If the regulator is powered, it is necessary to lower the voltage
Q:The color temperature of LED light string
Generally speaking, the color temperature is not an indicator of the LED band, but many foreign customers will make a special request because of the use of the environment.
Q:Low voltage LED lamp string resistance is how to count, there is no formula?
In general, LED lamps need constant current to drive, and the voltage may be adjusted according to the aging degree of the LED lamp.
Q:The number of lights in the LED string
Different LED number of LED light band price is different, and this is also to distinguish LED lamp belt price is an important factor.
Q:What's the price of the LED light string?
On the market now, 3014 of 11lm is often priced at between 0.13-0.16. The lamp has stable performance, good brightness, low luminous decay, and color index is much better. 600x600LED panel light 360 beads, which is about 53 yuan.Are basically using 11x23 or 11x26mil chip, chip /pcs lamp about a penny.

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