Inova 24/7, 7 Function LED Light System, w/Accessory Pack, Yellow - New multi function LED light. Twist on/off controls medium to high brightness, red mode, distress mode, signal mode, homing/beacon mode. Made of a high visibility yellow polymer housing. Uses one 123A Lithium cell. Comes with an accessory kit that includes neck lanyard, headband, wall mounts, and a magnetized mount.