features: * three year warranty * ambient operating temperature range: ~-22? F to ~+104? F [~-30? C to ~+40? C] options: for qualified applications and large quantity orders * not all possible combinations of voltage, intensity, and angle are available * intensity shown is for extra-wide angle. * intensity along the centerline of the beam is multiplied at least 12 times when using narrow (or standard with some leds) beam angles.