The Liferaft Lighting Internal System with Lithium Battery, part number 49-011A, is a safety device designed to operate in extreme conditions, as indicated by its wide operating and storage temperature range of -30° C to +65° C. The system's polycarbonate material ensures durability, while the lithium iron disulphide battery provides a reliable power source, activating automatically during raft deployment. With a light output of a minimum of 0.5 cd and a steady light type for a minimum duration of 12 hours, it meets the rigorous standards set by classification societies such as SOLAS, MED, USCG, and TC.