The Laerdal 945025 Board AED Trainer 2 is a training device designed to simulate the use of an automated external defibrillator (AED) in emergency response situations. It provides realistic practice for learners to understand and perform proper AED operation during cardiac arrest scenarios. This trainer is widely used in CPR and first aid training programs, helping users develop confidence and competence in life-saving procedures. It is compatible with Laerdal training systems and ideal for classrooms, hospitals, and emergency response training environments.