1. Installation method. Exposed, the whole lamp will be exposed to smallpox; As for concealed installation, flat lamps can be embedded in the ceiling. It is suggested that the flat lamps in the kitchen and bathroom should be embedded (that is, concealed installation), which will save space and reduce the troubles caused by water mist, dust and oil pollution.
2. Look at the lighting effect. When buying a lamp, you'd better go to a physical store. First look at the effect of turning on the light, and observe whether the light color is even and soft. Turn on the camera of the mobile phone and observe whether there is strobe. Color rendering index, 80Ra for home use, 6000K positive white light is recommended for light color.
3. Select the wattage. The wattage (illuminance lx= luminous flux lm/ area m2) is selected according to the space area, and 20W and 36W2 are basically enough.
4. Look at the appearance. The frame and chassis are made of aluminum alloy, which has better heat dissipation, corrosion resistance and long service life (please note that the product life will be marked on the product packaging). Simple design can match almost all home improvement styles.
If it is home decoration, you can choose LED flat lamps through the above-mentioned purchasing skills, so you are no longer afraid of not choosing a brand that suits you.