You need an embassy visa for Botswana if you have a Thai passport
Visa options for Botswana (2)
Electronic visitor visa
Travelers need a visa to visit Botswana for Business or Tourism. A Botswana eVisa is the fastest and easiest way of obtaining a visa for Botswana because travelers can submit their application and supporting documents online. Once the application is approved, travelers receive their eVisa confirmation electronically. A valid visa is required to board the flight. If the visa is expired or doesn’t match the traveler’s passport information, travelers will not be able to board their flight.
This is not offered by sherpa°.
Apply on the government site.
Visitor visa
Travelers need a visa to visit Botswana for Business or Tourism. A paper or embassy visa is the only visa available for travelers visiting Botswana. The visa is typically a stamp or sticker added to the passport. Travelers must obtain this visa from a local embassy, consulate or visa center before traveling.
This is not offered by sherpa°.
Apply on the government site.