The Model AQ40L Lifejacket Light is a high-performance safety device designed to exceed SOLAS requirements. It features an ultra-bright white LED that activates automatically upon contact with water or can be turned on manually. This compact and tamper-proof light ensures visibility and safety in emergency situations, with a minimum output of 2.5cd light and a duration of at least 40 hours. Approved by EU MED, UK MER, USCG, and compliant with ISO 24408:2005, the AQ40L is an essential component for any lifejacket, providing peace of mind with its five-year storage life from the date of manufacture.