1.how important is IP ?
Classifies and rates the degree of protection provided against intrusion (body parts such as hands and fingers), dust, accident contact, and water by mechanical casing and electrical enclosures.
2.What’s your main product line is made ?
We mainly produce LED indoor lights (LED Panel light, led Tri-proof light, LED Batten light, LED tube,LED Ceiling light, LED Down light, LED Round Panel Light, LED 2D ceiling Light,LED Wall Pack )
3.What’s efficacy about the light ?
The light output of a light source divided by the total electrical power input to that source, expressed in lumens per watt(lm/w).