Helping to give your students the confidence to use a defibrillator in a real-life cardiac arrest situation, Defibrillator Trainers are an important piece of training equipment that can be used in a variety of settings to practice giving CPR to save a life. During cardiac arrest, speed is essential, so using a Defibrillator Trainer to practice responding to this medical emergency ensures you feel confident in your ability to use the AED equipment safely and effectively.