30W supermarket led fresh light 1: Light source: High power cob as light source, pure color with consistent color temperature. 2: High efficiency and energy saving, the entire lighting efficiency can up to 90-100lm/W 3: Heat dissipation: Shell with aluminium, which own large cooling surface and effective heat dissipation. 4: The integrated needle flakiness radiator, use the latest cold forging technology with fully convection. 5: The skin temperature will not exceed 50 degrees. 6: Power supply: Built in high conversion efficiency LED driver, power factor up to 0.95, the constant power output and LED light source perfect combination.