Waterproof and dustproof level: IP66. Luminous flux (lm): 100W:10000 ; 200W: 20000;. Colour temperature (K): cold white 6500K. Reflector cup: nano refractive index above 95%;. [Air outlet design] The perfect air outlet design can effectively dissipate heat, reduce the temperature of the shell, and increase the lifespan of the product;.