CONSTITUTION OF BOTSWANA
CHAPTER II - Protection of Fundamental Rights and Freedoms of the Individual (ss 3-19)
10. Provisions to secure protection of law
(2) Every person who is charged with a criminal offence-
(d) shall be permitted to defend himself or herself before the court in person or, at his or her own expense, by a legal representative of his or her own choice;
Rights during trial - legal assistance
Rights during trial - counsel of accused's choosing
Rights during trial - conduct defence in person
EDIT.