See larger When in a smoke-filled room, two blinking LED lights on these airpacks will help emergency responders locate each other. They flash green when the tanks are full, change to amber when low and go red when air is low or a responder is in distress.

Photo by LESLIE WILLIAMS HALE, Eagle staff

When in a smoke-filled room, two blinking LED lights on these airpacks will help emergency responders locate each other. They flash green when the tanks are full, change to amber when low and go red when air is low or a responder is in distress.

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