Indicator Buzzer

Got one of these,

Wire to each indicator bulb, +ve and -ve, and then one that connects to the brake light circuit.

Adjustable delay to the buzzer, and using the brake silences it.

1972 4/4 4 seater, 1981 MGB GT
1984 Harley Davidson Electra Glide, 1990 Kawasaki ZX10