The System Case is designed for environments like fire, EMS, military and heavy industry, or anywhere aggressive use is expected. It’s made of durable plastic to protect the FR3 and its accessories. The Auto-on feature enables FR3 to power up when the carry case lid is opened. The FR3 Fast Response Kit fits conveniently in the lid of the case. There are specific storage places for optional spare pads, a spare battery, and the Infant/Child key. The FR3’s flashing Green Ready Light can be easily seen through the clear window without having to open the case. Dimensions: 33.5cmW x 26.2cmH x 13.2cmD, including handle HeartStart FR3 and accessories not included.