SR203 GMDSS Survival Radio w/Replaceable Lithium Battery(Emergency Use Only Applications)VHF GMDSS RadioFCC & MED ApprovedThe SR203 GMDSS Survival Radio meets all the requirements of the IMO for carriage on SOLAS vessels. Built tough for all marine applications and easy to use in an emergency situation, the SR203 is the ideal choice for mandatory and voluntary carriage.The digital display and control buttons are backlit making operation in low light environments simple. Once activated, the SR203 is automatically tuned to Channel 16 and has a single push Channel 16 call button to quickly return to the emergency channel.The SR203 boasts exceptional battery life of over 16 hours (@ -4°F (-20°C)) thanks to its highly efficient transmitter designed to maximize battery life. The innovative battery protection tab means the primary battery can be permanently attached to the radio without fear of losing its charge. The radio will always be available for use in times of emergency without the need to remove protective labels. Simply break off the red protective tab and the radio will be immediately ready to turn on to channel 16.For everyday use, ACR offers a lithium polymer rechargeable battery option. The quick release rapid charger provides the ideal solution for keeping the batteries fully charged. 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.