The Halo Light™ from ILLUMAGEAR is a patented 360° personal active safety system (PASS) that attaches to any hard hat, producing a halo of light around the wearer, enabling him or her to see and be seen in all directions at all times. Ideally suited for the construction industry, the light lights the entire task area without adjustment and illuminates the worker in all directions.Personal active safety system

ILLUMAGEAR, www.illumagear.com.