National Time 300 Series round clocks with exposed hands are highly customizable, first select a synchronous or minute impulse clock, then choose from our wide array of hand styles, select one of our dial styles or design your own. Illuminated dials are offered to make your building or clock tower stand out from the crowd. 300 Series round clocks have a fully enclosed aluminum cabinet and are available in Flush Mount and Surface Mount versions and arrive ready to install. Complete your clock system with an MC3-X10 or MC3-MI Master Clock Controller for automatic time correction for daylight savings adjustments and after power outages. Synchronous 300 Series clocks are also compatible with 970 Series manual controls. Since 1930, National Time clocks are proudly made in the USA.