Up to three years maintenance-free, continued usage means no need for calibration, sensor replacement, battery replacement or battery charging, saving you time and money. Each unit features one-button operation, compact and lightweight construction, multiple alerts (flashing light, audible and vibration) and an automated daily self-test that shuts the unit down from unsafe use if an issue is found in critical functionality. Hibernation feature allows suspended detector usage for a week or more, extending battery life for up to one additional year. Single Gas Detection of H2S gas.
The 7900 Series Emergency Escape Mouthbit Respirator is the economical solution for use as a "visitor escape device" or to provide to all employees as a safety precaution solution in non-IDLH emergency situations. Designed for emergency use at facilities that may have accidental exposure to chlorine, chlorine dioxide, sulfur dioxide or hydrogen sulfide.