These genuine Liteon superflux LEDs are designed for high current operation and high flux output applications. They are used extensively in automotive lighting and signs/signals. Basic specs:
Viewing angle: 60 degrees
Output colour: Red (628nM)
Source material: AllnGaP
Case size: 7.62mm x 7.62
Power dissipation: 242mW
Max DC forward current: 70mA
Max reverse voltage: 10V
Total luminous flux: 3.75 lumens
Liteon part number LTL912SEKSA. Datasheet is here.