company news about Ten automatic unique functions of the Master controller:

a) Automatic adjustment to the working accuracy
b) Automatic equalize the indication error
c) Automatic show to the working state
d) Automatic correcting time’s going
e) Automatic check-up working failure
f) Automatic display the operation failure
g) Automatic conversion the double set control
h) Automatic trace the time and memory time when power breaks
i) Automatic adjustment to the illumination/music chime area
j) Automatic switch AC/DC power

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The master clock can set the function program of night illumination, music chime and GPS, etc......