The utility model belongs to the field of power application, and relates to a voice prompt fence pile. The pile comprises a fence pile tube (1), a fence pile pedestal (2), and a safety girdle card (3). The fence pile tube (1) is provided with a small hole (4), and the interior of the fence pile tube (1) is provided with a light-sensing voice prompt device (5). The light-sensing voice prompt device (5) enables the small hole (4) of the fence pile tube (1) to be sealed and provided with a black light-sensing window (6). During distribution site operation, several voice prompt fence piles are connected in a direction to form an annular closed voice prompt fence. When a non-staff gets close to the fence, the voice prompt fence piles will give a loud alarm 'Stopping! High-voltage danger!' The pile is convenient to install, is simple in operation, is high in reliability, is low maintenance rate, is moderate in price, is convenient for maintenance, is long in service life, is good in sealing, and employs a special sealing technology. The voice prompt device (5) cannot be affected by weather and rainwater.