The GX-2009 is a small personal confined space gas monitor weighing only 4.6 ounces. The GX-2009 monitors combustibles, oxygen, hydrogen sulfide, and carbon monoxide using individual sensors for each gas. All four gas readings are displayed on an LCD display that has auto backlighting. Gas alarms are adjustable and alarm types include 95 db audible alarm with dual speakers, vibration alarm, and bright visual alarms on three sides of the instrument. The GX-2009 is also water and dust proof with an IP-67 rating. Also included is a large capacity data logger.