Super-power Characteristics and Applications: Replace HPL& Metal Halide Lamp below 150W; Replace High pressure Mercury vapor lamp below 250W; Replace Incandescent lamp below 500W. Brightness: 100W equals to 550W incandescent lamp; 100W equqals to 500W high pressure mercury vapor lamp. Applications: Factories, Roads, Square, Terminal, Parking, Shops, Yards Remark: Only electronic ballast is available Item:P1044 Watts (W):45W/55W Lumen (Lm):2486Lm/3038Lm CRI (Ra) ≥82 Lifespan (H):6000H-10000H