This is a good news for honest people and it going to be a bad news for those who loves telling lies. Do you trust your own girlfriend or boyfriend? With this new Truth Detector cool gadget, you can check who is telling the truth. There is a stress analyzer that glows red when a speakers voice indicates increased stress levels, commonly associated with lying.

According SmartHome,

The Truth Detector is powered by a 9-volt battery.Two of the most effective indicators are the Psychological Stress Evaluator (PSE) and the Voice Stress Analyzer (VSA). These tests have been imported into the Truth Detector, a specially designed device that analyzes and measures the frequency changes that occur in the voice when a person undergoes stress. The machines detections are then displayed by an LED band so that the results can be measured and analyzed through a bar graph comparator.

Its not expensive as you think. It cost only $39.99 which is currently running as hot deal at SmartHome website. If any of you did give a try on this gadget, do let me know in comment if this stuff really works or not. Its not a good idea to let your parents know about this gadget or else you cant get away from them again.

(Via: RedFerret)