Compatibility summary
Your South Africa plug may fit in Botswana outlets, as both use at least one common plug type.
Plug comparison
South Africa plug types: C D M N
Botswana plug types: M
Both countries share at least one plug type (C D M N and M), so some plugs may work without an adapter. Check your appliance.
Voltage comparison
South Africa: 230V, 50Hz
Botswana: 230V, 50Hz
Voltage difference is within a range many devices tolerate; check your appliance label.