... CurveLambertianLight Distribution TypeLens + ReflectorColour Temperature2700-6500KBeam Angle15°, 25°, 45°, 60°Effective Lifetime>50,000 hoursMechanical CharacteristicsDimension591*591*357mmProtection ... Yellow (Reflector: Silver)Net Weight17KGWorking Temperature-25°C~45°C Storage Temperature-40°C~65°CApplicationsInstallationSuspendingInstallation Height10m-30mLight Distribution Curve: Illuminance: ...