In our current conflict are many companies on the market (devices worn), a market comprising glasses smart, smart watch ... and whenever wearing of modern technology. But the company Achba HP preceded all contenders since the year 1977, as it launched a smart-hour at the time and was priced at $ 600! This was a smart time HP-01 is not doing arithmetic operations but only to change, and that was the biggest challenge of the company's technology.
Hour HP-01 is available on the 28 button centered in front of the clock, as the screen time was about a LED.