Preheat your air fryer to 200°C (400°F).
In a small bowl, mix baking powder, salt, smoked paprika, Italian seasoning, garlic powder, onion powder, and brown sugar.
Pat the chicken drumsticks dry using paper towels.
Toss the drumsticks in the spice mixture until evenly coated.
Drizzle olive oil over the drumsticks and mix well.
Place the drumsticks in the air fryer basket in a single layer.
Cook for 8 minutes, flip, then cook for another 6–8 minutes until golden and crispy.
Serve the Air Fryer Chicken Drumsticks immediately with your favorite sides.