Includes: LCD screen showing ECG waveform, voice prompt messages, device advisory messages, elapsed time, shock count and chest compression graph. One set of 123 lithium batteries, CPR-D pads (with 5 year shelf life), accessory kit with CPR barrier mask, scissors, gloves, prep razor, towel, a moist towelette. Basic wall mounting bracket, soft carry case, operator's guide and 5 year limited warranty.