toggle switch

It's been days since I have been on this quest of making the pushbuttons that come with a electronics kit I bought to a toggle switch and although I have achieved it by using a NE555P IC Timer, I am not liking how it still consumes power even when the whole circuit is intended to be off. I am...

Need help simplifying this project as arduino is abit overkill for this application. I am abit noob at electronics and wondering if there are any IC's or modules that will simplify or make this project more efficient. Thanks. Description IR-1 and IR-2 are IR obstacle avoidance sensor modules...