8 Super bright LEDs with lamp life over 50,000 hours with automatic timer shuts off unit to avoid unwanted battery drain. Versatile aiming Unit can reach left or right side table and from front controls to rear warming rack. One set of batteries lasts a whole season Over 50 hours on 3 AA batteries. Mounts to nearly any grill with a specially engineered clamp. Head is removable for use away from the grill.