Item NO SL2-3-100WD SL2-3-150WD SL2-3-200WD SL2-3-240WD Watt(W) 100 150 200 240 Lamp Luminour Efficiency(LM/W) 130/150 130/150 130/150 130/150 Lamp Luminour Flux(lm) 13000/15000 19500/22500 26000/30000 31200/36000