| 摘要 |
PROBLEM TO BE SOLVED: To provide a safety lamp that ensures safe driving by displaying forward the driving state of a vehicle equipped with the safety lamp.SOLUTION: A safety lamp 10 includes an ignition key switch 11, a brake lamp switch 12, a speed sensor 13, a control circuit 14 connected to the ignition key switch 11, the brake lamp switch 12, and the speed sensor 13, and a light emission unit 15 capable of alternative display by driving of the control circuit 14. |
