... (lm/W)120lm/W~140lm/WLed Initial Flux12,480lm (Tj=25 °C )Led Maintain Flux11,855lm(Tj=60 °C ,Ta ... )Lamp’S Flux10,697lm(Tj=60 °C ,Ta=25 °C )Lamp’S Efficiency (%)>90%Illumination (E)(Height=7m)≥73 ... Vertical Axis:45°Junction Temperature(Tj)60°C±10%(Ta=25°C)System Resistance(Rja)0.56°C/WOperating Temperature-35 °C ...