Model Number: RS-500-120~200W Brand Name: REDEX Key Specifications/Special Features: The heat sink is using fin type and copper cylinder structure to ensure the good heat conduction and heat dissipationThe anodic oxidation spinning reflector can be separated from the main body part, easy to transportHigh light transmittance pc cover used upon ledUsing Bridgelux or Cree chip, with less light decrease45°, 90°, 120°three beam angle options