A large electric cement mixer in Sao Tome and Principe is a powerful and efficient tool used for mixing cement and other construction materials on construction sites and projects in the country. It is equipped with an electric motor that provides the necessary power to rotate the mixing drum, ensuring a consistent and thorough mixing of materials. The large size of the cement mixer allows for a higher capacity of mixing, making it ideal for large-scale construction projects in Sao Tome and Principe.