Digital display compass with scale reading, ideal for students.
Student-oriented digital display compass with clear scale reading is a perfect geometry tool for study and exams. Different from traditional ones, it shows real-time radius when adjusting legs, no repeated ruler measurement, ensuring high precision and saving much time. It features safe push-button retractable needle and detachable cap to avoid accidental pricks, foldable for easy storage. Eco-friendly ABS body is sturdy and non-toxic for daily use.
