Motorcycle or Car Flasher Lamp

One of my interest is touring, yes.. with Motor or Car, running around the city or go to the remote place.. Add some flasher unit to my bike is more "cool" accessories, it will like police flaher, blink 3 times in the left lamp and then blink 3 times in the righ lamp, speed of flasher can adjusted in 47K variable resistor (it can change with 50K variable ).