Kingbright Flashing LED 5mm 14V - Kingbright L-56BYD, A 5mm Yellow LED in a diffused package that has a built in IC which produces a continuous flashing at between 1.
5 and 3.
0Hz.
Ideal for use in warning devices and alarms.
Kingbright L-56BYD 5mm 14V Yellow Flashing LED