Sensitive, economical, single purpose gas leak flame ionization search instrument. One instrument for walking, ATV and mobile surveys. Provides 8 hours of continuous operation and can be refueled in one minute. Ideal for checking mains, services, congested areas, meter sets, and risers. Weighs 4¾ pounds. Meter, audible alarm and LED flame out indicator provide the readouts. Additional fuel capacity is also available for the Flame Pack 400.