RAE Systems to Exhibit Gas Detection Products at American Society of Safety Engineers Conference and Exposition

SAN JOSE, CA, Jun 24 (MARKET WIRE) --
RAE Systems Inc. (NYSE Amex: RAE), a leader in delivering innovative
sensor solutions to serve industrial, energy, environmental, and
government safety markets worldwide, will exhibit the company's leading
personal, portable, wireless and fixed gas detection solutions at booth
#1617 at Safety 2009 Professional Development Conference and Exposition
being held at the Henry B. Gonzales Convention Center in San Antonio,
Texas, on June 28-30, 2009.

The conference is hosted by the American Society of Safety Engineers. More
than 4,000 safety, health and environmental professionals and 400
exhibitors are expected to attend.

"This conference gives us the opportunity to showcase our solutions for
OSHA-compliant confined space entry, refinery and chemical plant safety as
well as remote toxic gas and hazardous materials response solutions," said
Ryan Watson, RAE Systems' vice president for Americas sales. "Our single
user interface and fast calibrations stations offer complete solutions to
our many industrial safety users."

Product demonstrations will include:

Wireless System Products

-- AreaRAE(TM) Steel, the 5-sensor, wireless toxic gas and radiation
detection system with three new sensor options: hydrogen chloride (HCl),
hydrogen fluoride (HF) and high-range carbon monoxide (CO).

-- RAELink3(TM), the wireless modem and repeater for AreaRAE networks.

-- MeshGuard(TM), the wireless hydrogen sulfide or carbon monoxide sensor
system for oil and gas exploration.

Confined space entry gas detection products

-- MultiRAE(TM) Plus, the original handheld, multi-gas monitor with
photoionization detection (PID).

-- QRAE(TM) II compact, one- to four-sensor gas detector, now available
in both diffusion and internally pumped models, ideal for combustibles,
oxygen, hydrogen sulfide and carbon monoxide.

-- ToxiRAE(TM) 3 single-gas detectors for carbon monoxide or hydrogen
sulfide.

-- AutoRAE Lite automated calibration solution for either the single-gas
ToxiRAE 3 detector or the 1- to 4-gas QRAE II confined space entry
monitor.

Next-Generation Photoionization Detectors

-- MiniRAE 3000, the parts-per-million total volatile organic compound
monitor with wireless capability and intrinsic safety certification.

-- MiniRAE Lite(TM), the VOC monitor for outdoor environmental
applications.

-- ppbRAE 3000(TM), the parts-per-billion VOC monitor with wireless
capability and intrinsic safety certification.

-- UltraRAE 3000(TM), the wireless, intrinsically safe, compound-specific
VOC monitor for benzene or butadiene.

To schedule a demonstration of these products at the Safety 2009
Conference, please visit the RAE Systems booth, #1617, at the Henry B.
Gonzales Convention Center, San Antonio, Texas, on June 28-30, 2009.

About RAE Systems

RAE Systems is a leading global provider of rapidly deployable sensor
networks that enable customers to identify safety and security threats in
real time. Products include disposable gas detection tubes, single gas
personal monitors, multi-sensor chemical detection monitors,
photoionization (PID) monitors for volatile organic compounds (VOCs),
wireless gas detection systems, and radiation monitoring networks for
energy production and refining, industrial and environmental safety, and
public and government first responder security sectors. RAE Systems'
products are used in over 95 countries by many of the world's leading
corporations and by many U.S. government agencies. For more information
about RAE Systems, please visit www.RAESystems.com.

Contact:
Bob Durstenfeld
408-952-8402
bdurstenfeld@raesystems.com

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