The Philips HeartStart Onsite is an excellent unit for the home, office, or school. The simple to use and light weight Philips HeartStart Onsite provides detailed voice prompts, pictures and verbal coaching to the rescuer during a rescue. The Philips HeartStart Onsite also comes with an 8 year manufacturer warranty, and is the only unit available on the market that does not require a prescription! This unit is pediatric capable, and also has the capabilities to convert into a training unit. The Philips HeartStart Onsite is easy to use, maintain, and operate during a rescue situation as it will accommodate to any lay rescuers needs!