Heat air fryer to 425°F.
Combine cornstarch and baking powder. Add to chicken in medium bowl; mix lightly.
Spray air fryer basket with cooking spray. Place half the chicken strips in single layer in prepared basket, gently shaking off any excess cornstarch mixture before placing chicken in basket. Cook 8 to 10 min. or until chicken is golden brown and done. Remove from air fryer. Repeat with remaining chicken strips.
Return all chicken strips to air fryer; cook 3 min. to reheat. Transfer chicken strips to bowl. Add wing sauce; mix lightly. Serve with dressing.