a truth detector watch

know who’s telling the truth and who’s not, instantly make sure! just ask the person you’re testing to hold their index and middle fingers against the watch’s bio-feedback sensors. with their fingers still on the sensors, ask them a question. as they answer, press the SET button once, which brings up a chart. the more bars appear on the screen, the less likely it is they are being honest. the world of high-tech spy gadgets is now available at smarthome through engaget