... modevoltage outputDelay shutdow time15secondsInduction modelow frequency,application- specific card(Temin card--E5557,E5567,EM) for powerLED indicatorscattering beautifull blue ... can not, it is energy saving .Intelligent insert card for power switch is installed on the wall beside ... the door of guestroom, when people come, insert the card for power, it will instantly connect the main power, ...