Road signs in the Southern African Development Community
A harmonised system of road signs has been adopted by a number of member states of the Southern African Development Community (SADC) – Botswana, Eswatini, Lesotho, Malawi, Mozambique, Namibia, South Africa, Tanzania, Zambia and Zimbabwe. They are regulated in the Southern African Development Community Road Traffic Signs Manual.
Source: Wikipedia — Road signs in the Southern African Development Community (CC BY-SA 4.0)