Rae Systems 8K Regulation FD Disclosure | RAE 17 May 06

Protection through Detection

RAE Systems Inc.

(AMEX: RAE)

Bob Chen, President & CEO

Don Morgan, Vice President & CFO

May 2006

Exhibit 99.1

Protection through Detection

Safe Harbor Statement

This

presentation

(including

information

incorporated

deemed

incorporated

reference

herein)

contains

“forward-looking

statements”

within

the

meaning

the

Private

Litigation

Reform

Act

1995.

Forward-looking

statements

are

those

involving

future

events

and

future

results

that

are

based

current

expectations,

estimates,

forecasts,

and

projects

well

the

current

beliefs

and

assumptions

our

management.

Words

such

“outlook”,

“believes”,

“expects”,

“appears”,

“may”,

“will”,

“should”,

“anticipates”,

the

negative

thereof

comparable

terminology,

are

intended

identify

such

forward

looking

statements.

Any

statement

that

not

historical

fact,

including

estimates,

projections,

future

trends

and

the

outcome

events

that

have

not

yet

occurred,

forward-looking

statement.

Forward-looking

statements

are

only

predictions

and

are

subject

risks,

uncertainties

and

assumptions

that

are

difficult

predict.

Therefore

actual

results

may

differ

materially

and

adversely

from

those

expressed

any

forward-looking

statements.

Factors

that

might

cause

contribute

such

differences

include,

but

are

not

limited

to,

those

discussed

under

the

section

entitled

“Risk

Factors”

our

reports

filed

with

the

SEC.

Many

such

factors

relate

events

and

circumstances

that

are

beyond

our

control.

You

should

not

place

undue

reliance

forward-looking

statements.

Protection through Detection

Mission

Provide

Rapidly-deployable

Sensor Networks

that enable customers to identify

safety and security threats in real-time

Protection through Detection

Company History

2004

2003

2002

2001

2000

1999

1998

1997

1996

1995

1994

1993

1992

1991

1990

2005

Company founded by

Robert I. Chen (current CEO)

& Peter Hsi (current CTO)

$1.1M angel

funding

Public via

reverse merger

$32 M

secondary

offering

KLH acquisition

Moved to AMEX

Sept. 11,

2001

Established operations

in China

Protection through Detection

SYSTEMS

Provide integrated &

actionable threat

information

Products

Handheld

Detect toxic gases &

radiation sources

Portable

Rugged

Wireless network

compatible

Rapidly deployable wireless networks

Remote monitoring / Web enabled

Integrated data

Integrated data (GPS, weather)

Application-specific system SW

Protection through Detection

Government & Security

Military

First Responders

Public Venue

Protection

Port / Border

Security

Industrial / Environmental Safety

Confined Space

Hazardous Waste

Oil & Gas

Environmental

Monitoring

Markets

Protection through Detection

Customers

Regulatory

Economic

Purchase

Drivers

Health & Safety

Security

Health & Safety

Security

Commercial

Government

Protection through Detection

RAE Systems Business

Components & Accessories

Services

Portables

Integrated

Wireless Systems

Protection through Detection

2005 Business Mix

Portables

41%

Integrated

Systems

14%

KLH

30%

Service

Consumables

12%

Protection through Detection

2005 Distribution Business Mix

Engr. Services

16%

RAE Mfg.

26%

KLH Mfg.

35%

OEM Resale

23%

Protection through Detection

Worldwide Presence

Shanghai

Tokyo

Hong Kong

Singapore

France

Spain

U.K.

Benelux

Beijing

San Jose, CA

Denmark

Dubai

Protection through Detection

Geographic Mix

Americas

66%

Europe

10%

Asia

24%

Americas

56%

Europe

11%

Asia

33%

2004

$ 45.8M

2005

$ 60.3M

Protection through Detection

Sensor Technology

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

Combustible

Chemical Detection Tube

Corona Discharge

Ion Mobility

Electro-chemical

Solid Polymer

Infrared

Radiation

Speciation

A world leader in photo-

ionization technology for

detection of volatile

organic compounds

(e.g. gasoline, benzene)

2005

2006

Photo-Ionization Detection (PID)

Protection through Detection

Intellectual Property

18 patents focused on

chemical sensor

technologies

9 years remaining on

fundamental PID patents

Protection through Detection

BadgeRAE

ToxiRAE

MultiRAE

MiniRAE 2000

ppbRAE

AreaRAE

Alarm

Measurement

Hazard Detection Evolution

Area Monitoring

Pervasive Sensing

RAEWatch

Value Real-time Decision Support

Protection through Detection

Application Scenarios

Incident Command & Control

Protection through Detection

Application Scenarios

Public Venue Security

Protection through Detection

Emerging

Application Scenarios

Building Air Quality & Security Monitoring

Sensor/RF Node

Network Interrogator

Protection through Detection

Markets &

Growth Opportunities

Protection through Detection

Convergence of Safety and Security

High

Low

High

Degree of Security

Canary

Pre-1900s

Personal Protection

1900s

Area Protection

2000s

Pervasive Sensing and

Integrated Data Management

Today

Guns, Gates & Guards

Video Surveillance

Analog 1980s

Digital 1990s

Protection through Detection

Market Opportunity

Homeland

Security

Spending

$41.1 Billion

FY2006 budget request

7% Y/Y growth

U.S. Department of

Homeland Security

Chemical

Sensor

Market Size

$2.8 Billion

8.5% projected growth per

year through 2008

Freedonia report:

Chemical Sensors to

2008: Liquid, Gas &

Biosensors

Growth of

Investment in

Fixed Assets

(factories, equipment,

property & infrastructure)

25.8%

in 2004

United States

China

The Economist

27 Jan 2005

Protection through Detection

Market Drivers

Industrialized countries

Terrorism & other safety

concerns

Environmental & industrial

regulations

Developing countries

Growing industrial

infrastructure

Increasing focus on human

health & safety

Protection through Detection

Competitive Environment

History: North American mining industry

COMPETITIVE

STRENGTHS

•

Leader in wireless

sensing systems

•

Strong brand

•

Broad sensor

product offering

•

Strong presence in

China market

Protection through Detection

Emerging Market Potential

Time

Personal

Protection

Area

Protection

Pervasive

Sensing

2015

2005

2010

Protection through Detection

Growth Strategy

Expand leadership & partnerships in wireless

sensor networks for safety and security

Increase market share in Europe & Asia

through channel development

Aggressively pursue rapidly growing safety

& environmental markets in China

Selectively establish strategic partnerships &

acquire complementary solutions

Protection through Detection

Financial

Overview

Protection through Detection

Revenue Growth

9.4

10.8

18.398

19.039

21.828

31.361

45.54

60.3

$10

$20

$30

$40

2004

2003

2002

2001

2000

1999

1998

$31.4M

$21.8M

$19.0M

$18.4M

$10.8M

$9.4M

$45.5M

CAGR

30%

$50

$60

2005

$60.3M

Protection through Detection

2006 Guidance

(*per May 2006 conference call)

$10

$20

$30

$40

2004

2003

2002

2001

2000

1999

1998

$31.4M

$21.8M

$19.0M

$18.4M

$10.8M

$9.4M

$68-73M

(E)

2006 Sales

Guidance

$68M to $73M*

$50

2005

$45.5M

$60

$70

$60.3M

2006e*

Protection through Detection

Income Statement

2003 -2005 Comparison

Total Year

2003

Total Year

2004

Revenue

Gross Profit

R&D

Sales &

Mktg

G&A

Net

Income (Loss)

EPS

$ 60.3 M

COGS

$( 0.8)M

$35.6 M

$ 16.6 M

$ 24.7 M

TOTAL

$ 5.3 M

$ 13.3 M

$ 37.2 M

$(0.01)/share

$45.5 M

$2.3 M

$ 27.0 M

$ 10.3 M

$18.5 M

$ 4.3 M

$ 8.9 M

$ 23.5 M

$0.04 /share

$ 31.4 M

$ 2.7 M

$19.3 M

$ 7.3 M

$12.1 M

$ 3.0 M

$ 5.2 M

$ 15.5 M

$ 0.06/share

$ 2.0 M

Loss on

Lease

Total Year

2005

Protection through Detection

Income Statement

Q1 2006/2005

Comparison

2006 -Unaudited

2006

2005

Revenue

Gross Profit

R&D

Sales &

Mktg

G&A

Net

Income (Loss)

EPS

COGS

TOTAL

$12.2 M

$0.1 M

$ 7.2 M

$ 3.4 M

$ 5.0 M

$ 1.1 M

$ 2.5 M

$ 7.0 M

$ 0.00 /share

$ 12.4 M

$ (1.0) M

$ 6.7 M

$ 4.1 M

$ 5.7 M

$ 1.3 M

$ 2.9 M

$ 8.3 M

($ 0.02)/share

Loss on

Lease

Protection through Detection

High-Leverage

Business Model

Gross Margin

50% -

60%

Pre-Tax

Operating Income

Target

10% -

20%

Strong

Balance Sheet

Cash &

Investments*

$ 28.3 M

Debt*

$ 1.6 M

* As of March 31, 2006

Protection through Detection

Summary

RAE

Systems

Investment

Proposition

Growing

worldwide

safety

security

markets

Convergence

Safety

Security

Broad

customer

base

rapidly

emerging

applications

Sustainable

technical

advantages

Proprietary

sensor

technology

System

know-how

domain

knowledge

Strong

brand

worldwide

market

presence

Products

deployed

over

countries

Localized

sales

support

cost

efficient

manufacturing

China

Financial

strength

Strong

balance

sheet

and

access

capital

High-leverage

business

model

Protection through Detection

Company Information:

InvestorRelations@RAESystems.com

408-952-8449

www.RAESystems.com

IR Agency Contact:

Kirsten Chapman

415-433-3777

Kirsten@lhai-sf.com

Protection through Detection

18.

Emerging

Application

Building

Air Quality Monitoring

19.

Markets & Growth Opportunities

20.

Convergence of Safety & Security

21.

Market Opportunity

22.

Market Drivers

23.

Competitive Environment

24.

Emerging Market Potential

25.

Growth Strategy

26.

Financial Overview

27.

Revenue Growth

28.

2006 Guidance

29.

Income

Statement

2003-2005

30.

Income Statement Q1/2006 vs. Q1/2005

31.

High-Leverage

Business

Model

32.

Summary

33.

34.

Index

RAE Systems Inc.

Safe Harbor

Mission

Company History

Products

Markets

Customers

RAE Systems Business

2005 Business Segment Mix

10.

2005 Distribution Business Mix

11.

Worldwide Presence

12.

Geographic Mix

13.

Sensor Technology

14.

Intellectual Property

15.

Hazard Detection Evolution

16.

Application Scenarios

Incident

Command

17.

Application Scenarios

Public

Venue Security

Rae Systems (RAE) Inactive 8-KRegulation FD Disclosure