Electronic SOS Beacon Locator Kit Beacon complies with all US Coast Guard requirements for 'Night Vision Distress Signals' as found in the Code of Federal Regulations: 46 CFR 161.013. Flag complies with US Coast Guard Requirements in 33 CFR 175.130 for Daytime Signaling. Features: * Flashes bright SOS distress signal in Morse Code * Duration: Flashes 2x longer than USCG continuous run-time requirement * Brightness: Maintains constant light intensity 2.5x longer than USCG requirement * Light source extends 4' above waterline increasing visibility * Waterproof easy and intuitive On/Off switch * SOLAS Grade reflective tape at waterline * Double O-ring closure * Multiple deployment options - floatable, handheld and hanging * Low battery indicator function - when turned on unit will quick flash for 5 seconds if batteries need replaced * Requires 2 D-cell batteries (not included) * Encapsulated micro processor electronics * High impact, high visibility orange ABS plastic unibody construction * Independently tested by US Coast Guard Approved Lab * Packed in a reusable storage container * USCG Approved orange distress flag (included) Warning [https://productimageserver.com/prop65/6pt.png]WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov [http://P65Warnings.ca.gov].