FREQUENTLY ASKED QUESTIONS

To purchase, please go to Phenikaa Lighting's authorized agent stores in the nearest area. You can find a list of showrooms and agent stores here.

- In the event of an incident which the customer believes is due to the fault of the manufacturer, the customer shall send the Warranty Claimed Product to the Warranty Location with a valid purchase receipt within fifteen (15) days of the discovery date. Phenikaa is not liable for warranty after the aforementioned period. - Phenikaa applies a one-to-one exchange warranty after the product is tested for warranty eligibility.

- If the supplier determines that the defect was caused by shipping, the customer is entitled to return the damaged goods. For more information on our warranty policy, please click here

Please contact Hotline: 1900 3336 or Email: info_lighting@phenikaa.com

In addition, you can register contact information here, Phenikaa Lighting will contact you directly within 24 hours after receiving contact information.

It is possible to install LED lights in a closed lampshade, however this is NOT recommended. The LEDs installed in the closed lampshade cannot radiate heat, which makes the light bulb prone to increasing heat and premature failure. 

LED Panel lights can be recessed or hanged from the ceiling. However, with concrete or plaster ceilings, customers should not install recessed LED Panel lights as the characteristics of LED Panel lights do not match. Instead of installing LED Panels, customers can choose LED ceiling lights or LED track lights, which are both suitable for concrete ceilings and enhance the aesthetics of the house. 

Currently, in Vietnam, most light bulbs are combined with E27 lamp holders. Phenikaa LED Bulb is designed based on the common needs of customers, it is completely possible to use the same type of lamp holder with previous traditional screw lamps. This reduces the expense of switching to a new generation of LED bulbs for customers. 

Usually, customers who want to install the lights in a specific position will drill holes first and then buy the lights to install later. However, this method sometimes results in the light's hole being cut to the incorrect size. Designed with a size suitable for most types of Downlights used in residential lighting, Phenikaa LED Downlight is the ideal choice for the plan of drilling ceiling hole first. (with ceiling hole sizes from 90/110/125mm). Another option is for customers to buy a front the light first and then drill a hole to ensure that the size and quality of the light are suitable for theirs needs. 

 Good LED lights need to meet the following requirements:

- Long lifespan.

- The luminous intensity of the lamp does not vary significantly within the permitted operating voltage range. (< 10%).

- The lamp accurately reflects the color of the illuminated object.

- High luminous efficiency, lumens (unit of measurement of luminous flux

- the amount of light emitted by a light source in all directions in one second) is not degraded after a short time of use.

- Meeting photobiological safety standards.

 To choose a quality LED, consumers need to consider the chip LED, design, and manufacturer quality control. Phenikaa LEDs use OSRAM Chip LED - the world's leading Chip LED. The product meets Vietnamese standards (QCVN 19:2019/BKHCN), equivalent to the standards of the International Electrotechnical Commission (IEC) with diverse designs, suitable for all lighting spaces.

- Phenikaa LEDs are safe for eyes

Phenikaa LEDs meet photobiological safety standards, are gentle on the eyes, and help to protect the eye's health throughout the day. In particular, the Phenikaa Healthaa product family is the first (and only) light source in Vietnam that currently has a light spectrum optimized for human health (truly HCL). Phenikaa Healthaa lamp products effectively prevent the secretion of the hormone melatonin – helping to keep the mind awake and refreshed.

- Phenikaa LEDs have outstanding light quality, with:

+ OSRAM Chip LED - the world's leading Chip LED with high lighting efficiency, meeting photobiological safety standards, providing optimal light quality for your life

+ Superior color rendering index enables the most natural colors to be displayed and create a comfortable, happy living and working environment.

+ The light spectrum is well balanced and optimized for visual and non-visual perception.

In addition, Phenikaa LED lights also have other advantages, such as:

+ Electromagnetic compatible (EMC), does not emit electromagnetic interference and works stably with electrical devices.

+ Does not contain harmful chemicals and polluting emissions, making it environmentally friendly.

+ Does not emit UV rays, ensuring absolute safety for users.

+ Optimized for heat dissipation, assisting in maintaining the light temperature within a safe range, ensuring that it works properly and lasts a long time.

* Some high-end Phenikaa product lines, such as LED Healthaa A02, provide super high luminous efficiency (up to 115lm/W) and color rendering index up to 96/100Ra.

Turning on and off LEDs frequently results in a reduction in their lifespan. However, this reduction is minimal given the LED's long life and ability to be turned on and off up to 10,000 times.

LED lights have a lifespan of 20,000-50,000 hours, the number of years the LED can operate depends on the lighting time of day. On average, an LED can last between 10-15 years. When the light output of the LED is lowered to 70% (luminous flux is down to 70% of the nominal luminous flux), it is important to replace the lamp to improve lighting efficiency and user safety.

Lumen index helps us determine the total amount of light needed for the room. From there, the number and power of lights can be adjusted to fit the intended use. For lights, knowing the Lumen index helps us determine the total brightness of the lamp when illuminated. The higher the lumens, the brighter the light will be.

Not all LEDs can be controlled or used with dimmer switches. However, smart LEDs all have this feature, allowing users to change the color and light intensity to suit their intended use. 

Phenikaa LEDs cover a wide range of colors from 2700-6500K (warm yellow, neutral, cool white). Besides, Phenikaa owns a smart LED product line that can change color temperature according to lighting scenarios, meeting different lighting needs in the same space. You can select the most appropriate LED color based on your needs and lighting space. 

The product is designed based on reference to the latest standards in human-centered lighting (truly HCL) with enhanced photoreceptor cell-sensitive light intensity (M/P = 1,18 values are among the highest group of HCL lamps in the world);

The light-sensitive area of the photoreceptor ganglion cells (ipRGC) ~460 - 500 nm was added, affecting the regulation of melatonin - an endogenous hormone in the body, which plays an important role in regulating the circadian rhythm, or the human sleep-wake cycle. This is the difference that ordinary light sources do not have

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Hotline 1900 3336

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