The device is Rescue Ready®, meaning it self-tests daily to ensure it works when you need it. The RescueCoach™ voice prompts and metronome guide you through a very stressful rescue situation. The device knows when to (and when not to) deliver the shock.The text screen lends extra help in noisy and chaotic environments
 
The Rescue Ready technology features the following:
 
Every day, to ensure anytime functionality, the AED self checks all main components (battery, hardware, software, and pads).
 
Every week, the AED completes a partial charge of the high-voltage electronics.
 
Every month, the AED charges the high-voltage electronics to full energy.If anything is amiss, the Rescue Ready status indicator on the handle changes from green to red and the device will emit an audible alert to prompt the user to service the unit. In sum, a Powerheart AED is Rescue Ready when a life depends on it
 
Part no: 9390A