... TV), cranes, hoists, smokestacks, buildings, sport stadiums, light pylons, high voltage towers and any other potentially hazardous ... traffic with a steady or flashing red safety light.Specifications DescriptionParameterSupply voltageAC220V DC12V~DC24V / DC48V (optional ... cable tower, oil well, etc.Standard: MH-T 6012-1999; ICAO Annex 14Certificate: SABS certificate Telecommunication Tower Light ...