| 摘要 |
PROBLEM TO BE SOLVED: To provide a life saving light capable of being automatically lit when a person falls in the water to easily find the person fallen in the water, allowing the fallen person to manually transmit a signal, and giving an alarm by a whistle. SOLUTION: A white light LED 5 is mounted on a head part of a float main body 1, a power source circuit 6 for lighting the white light LED 5 is assembled therein, a water sensor switch 8 for automatically switching ON and OFF the power source circuit 6 of the LED 5 is mounted on a part to be submerged under the water, of the main body 1, and a manual switch 10 for switching the power source circuit 6 ON and OFF and a whistle 11 for alarm are mounted on arbitrary parts of the main body 1.
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