China Cool White Warm White CCT 100lm/w B22 E27 led light bulb 900lm e27 9 watt led bulb

Alibaba China Cool White Warm White CCT 100lm/w B22 E27 led light bulb 900lm e27 9 watt led bulb

Why Choose us?                                           

1.We are Alibaba Assessed 4 years Gold Supplier;
2.We are a factory manufacturing led indoor lamps,best production capability ,best quality control, Best Service ;
3.Inspected by the Inspection Institution of Bureau Veritas Certification;
4.100% QC inspection Before Shippment;
5. CE/ROHS listed,competitve price.

FAQ                                                 

Q1: What is the Warranty for the bulbs?
A1: For the lamps,we have 3 years warranty.If any quality problems on our side occured in this period ,we will take on the shipping cost and replacement.

Q2: What is colour temperature?
A2: Sunland's LED Lighting offer lamps in warm, natural,pure and cool white with colour temperatures measured in Kelvin (K). The lower the colour temperature is, the warmer the light given by the LED:

Warm white = 2700K-3200K
Natural white = 4000K-4500K
Pure white = 5500K-6500K
Cool white above 7000K

Q3:: What is CRI?
A3: CRI is a figure which feedback the real objects colors.Higher CRI with higher cost.For LED bulb,the CRI is mostly 70-75Ra,and 80Ra with higher cost.But there are some suppliers write a high data to attract clients,please note.

Q4: Will your LED light bulbs work on a dimmer switch?
A4: We do not recommend using our LED light bulbs on a dimmer switch, this type of switch can potentially cause damage to the bulb.

Q5: What is the specific size of the screw base on your Edison base LED bulbs?
A5: The size is E-27/E-26. This size works in all common fixtures.

Q6: Why does my LED light bulb not work properly in extreme temperatures?
A6: Any temperature below 14 F or above 122 F may cause a LED bulb to flicker, dim, change color, or cease to function. Once the LED bulb is returned to an operational environment it should began to work properly.

Q7: What is the AC Voltage tolerance for our LED bulbs?
A7: Their AC voltage tolerance is +/- 10%.

Q8: Do your LED bulbs emit UV light?
A8: No. But you should never point an LED light into your eyes. The light is very bright and could cause damage.

Q9:Is there cheap shipping cost to import to our country?
A9: For small order,express will be best.And for bulk order,sea ship way is best but take much time.
For urgent orders,we suggest via air to airport plus our ship partner send to your door.

Q10:Can we get support if we have our own market position?
A10: Please inform us your detailed mind on your market demand,we will discuss and propose helpful suggestion for you,to find the best solution for you.

led bulb filament

How to Contact Us?                                   

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