Solar based automatic college bell

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Solarbased automatic college bell
SOLAR BASED AUTOMATIC COLLEGE BELL
  •   World’s first automatic college/school bell running with solar energy.
  •   Provision of 25 schedules for time interval feeding.
  •   Provision for emergency bell.
  •   It works perfect with responsibility.
  •   The user can define the time duration of bell ringing in seconds programmable is also available.