LED lamps and lanterns of choose and buy must see five big problems

Durability because of the LED lights, energy saving and the better price, now the LED lamps and lanterns is popular with more and more families, but because of the LED lamp is the rapid rise over the past two years, so a lot of people is not clear what problem need to pay attention to when the choose and buy, follow below small to see.

one, pay attention to the marks of choose and buy

about how to choose and buy the LED lamps and lanterns, electric light source experts, said Yang recruited consumers need to look at whether there is a clear product of lamps and lanterns marks and certification marks. The reporter understands, at present the certification of lamps and lanterns, including 3 c certification, CE certification, UL certification, GS certification, etc. Among them, the most common is the 3 c certification and CE certification.

the author understands, 3 c certification, China compulsory product certification, also known as the CCC certification. Household electrical appliances, wire and cable, etc. Must do this certification. CE certification is put forward to related products by the eu law a mandatory requirements, any rules ( New method instruction) involved Products, products of both outside the European Union and the European Union member states, if you want to free circulation in the eu market, before the eu market, must comply with the instructions and related coordination standard requirements, and labeled with CE mark, and electrical products need to be labeled with CE mark. If with the logo on the LED lamps and lanterns, the security performance of the said sample certified. Yang recruited tips, when buying lamps and lanterns, still should see if wire through 3 c certification.

2, check whether the product information is complete

high quality product trademark printing quality is good, even with a soft wet cloth to wipe, also won't easily be erased. Yang recruited to remind, can the check mark font/pattern is clear variable, strong wear resistance, Don't rub out) , the position is correct, etc. And a complete lamps and lanterns of tag information should include the following aspects. 1, ( Producer name and address, logo, contact information) ; 2, according to the standard ( Perform product standards, an express promise of parameters) ; 3, the basic performance parameters ( Equivalent to replace incandescent lamp, including working voltage, working current, power, the electric parameters of the harmonic current indicators such as; Luminous flux, luminous efficacy, beam Angle index of optical parameters, such as; The color of the color temperature and color rendering index parameters; Droop, etc. )

3, using the environment requirements can not be ignored

Yang recruited, said the use of lamps and lanterns should also have specific environmental requirements, including the environmental temperature or range of lamps and lanterns, specific working temperature.

products should also be labeled anti shock level, dust-proof and solid clothing and waterproof level, etc. 'Lamps and lanterns should also use the installation instructions. ', said Yang recruited a similar warning specifications and installation materials that cannot be ignored. Such as some lamps and lanterns is only suitable for direct installation on the surface non combustible materials.

4, see touch can also be hard to sway

completed the inspection of the above information, Yang recruited also advised consumers through touch to feel the quality of lamps and lanterns. You can check on the appearance of the product is very coarse? Have glue not clean? If there is a screw outstanding fixed plane? The color of the screw and the color of the shell is consistent? Surface have sharp edges or scratches? , he says, look from the exterior, lamps and lanterns of good processing fine, colour and lustre is pure, surface flow layer of good integrity, parts link no appearance defects, dimensional uniformity is good.

in addition to look, said Yang recruited, lamps and lanterns should have certain ability to resist the external force, so when buying lamps and lanterns, can be hard to shake, check whether the parts fall off, loose phenomenon.

five colors, lighting lamps and lanterns observation and thermal

related experts pointed out that China lighting association, according to the LED light color change and cooling condition to judge the merits of the product quality. After observation light color changes, if in a short period of time, from yellow to white light, or with white light into a blue with white light, experts don't suggest to buy such products. The expert points out, should match the color of the light, and does not shine.

the LED lamps and lanterns after start-up, can contact surface temperature detection products heat dissipation. High quality LED lamps and lanterns in 30 minutes temperature stability, within one hour if the product surface temperature continues to rise, don't choose the product, because the cooling factors affect product life.

editor: Bober

tencent