(NASDAQ: EFOI)

Efficient Lighting Solutions

Advanced LED Products

Great Lakes Cold Storage, Ohio

Private Loading Dock

2

• 80% Energy Savings• 50,000 Hour Life• Unbreakable

• 15W total power - Efficacy: 47 LPW

• Integrated driver for 120-277V input • Mil-Spec durability for shock and vibe

• 50,000 hour rated life

• UL wet location/ NEMA 3, IP65 compliant

LED Dock Light

Case Study: LED Dock Light

Replaced 12 150W incandescent

With 12 15W LED Dock Lights

Pre RetrofitPost Retrofit

Fixture Watts

150 15

Total Watts 1800 180Illuminance (back of 53’ trailer)

~1 FC ~7 FC

Lamp life 750 Hrs 50,000 HrsRe-lamps (per fixture per year)

6+ (depending on

non passive failures)0.17

US Commissary- Fort Meade, MD

Lowered KWD by 1.52 KW

15W LED Dock Light Technology targets for retrofit

Application based on Luminous Intensity (CBCP) not Total Luminous Flux (Lumens)

• 200W Incandescent = 92% energy reduction

• 150W Halogen = 90% energy reduction• 70W HID = 78% energy reduction • 50W HPS = 70% energy reduction

Cuyahoga CountyGerber Building

Geis Construction Headquarters

Advanced LED Products

6

• 85% Energy Savings

• 50,000 Hour Life• Weatherized

• Power Options: 15W (Small) Power Options: 26W (Large) • Efficacy: 47 LPW (Small) Efficacy: 53 LPW (Large)

• Integrated driver for 120-277V input • Mil-Spec durability for shock and vibe

• 50,000 hour rated life - CREE LEDs

• UL wet location/ IP 65 compliant

• Yoke mounting options for slip-fitter makes an easy retrofit for up to 175W HID fixtures

LED Landscape Fixture

Geis Construction Headquarters

Geis Construction Headquarters, Streetsboro, Ohio

Existing RetrofitFixture Watts

200 26

Total Watts 4000 526Lamp life 10,000 Hrs 50,000

HrsRe-lamps (per fixture per year)

0.44 + (depending on non passive failures)

0.11

Lowered KWD by 3.47 KW

Case Study: LED Landscape

One luminaire per 25 Foot

Pole

Geis Construction, Streetsboro, Ohio

26W LED Landscape Technology targets for retrofit

For Spot-lighting application based on Luminous Intensity (CBCP) not Total Luminous Flux (Lumens.) Flood lighting varies with distribution types.

• 300W Incandescent = 91% energy reduction• 250W Halogen = 89% energy reduction• 175W HID = 85% energy reduction • 150W HPS = 82% energy reduction

Fort Mead Commissary

US Navy Vessel Great Lakes Cold Storage

Advanced LED Products

11

LED Junction

LED Die Bond

Die Carrier

Replaceable LampModule

Fixture Housing

Thermal Adhesive

Sil-Pad or Compound

Thermal Grease Metal Core PC Board

EFO LED Light: Robust Design - US Navy

Thermal Pathways - LED to Housing Thermal Pathways - LED to Housing

Critical Design Elements• Component Quality• Thermal Management• Power Factor• THD & EMI• Serviceability• Regulatory Certification

Critical Design Elements• Component Quality• Thermal Management• Power Factor• THD & EMI• Serviceability• Regulatory Certification

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LED Globe Lights

• Power Options: 15 / 26W • Efficacy: 47 / 53 LPW

• Integrated driver for 120-277V input • Mil-Spec durability for shock and vibe

• 50,000 hour rated life

• UL wet location/ NEMA 3, IP67 Compliant

• Now available with Cass 1, Div 2 listing groups A, B, C, and D

US Commissary- Fort Meade, MD

Case Study: LED Small Globe light- Cold storage

Replaced 36 - 100W incandescent

With 36 - 15W LED Globe Lights

Existing RetrofitFixture Watts 100 15

Total Watts 3600 540

Illuminance* ~8 FC ~10 FC

Lamp life 750 Hrs 50,000 Hrs

Re-lamps (per fixture per year)

8* 0.17

* Source: Pacific Northwest Laboratories

Lowered KWD by 3.06 KW

26W LED Globe Technology targets for retrofit

General area SSL luminaire has lower replaceable threshold for legacy technology

• 150W Incandescent = 83% energy reduction

• 70W HID = 62% energy reduction • 50W HPS = 48% energy reduction

Fruit Display

Imperial Wok Restaurant, Ohio

Advanced LED Products

16

70% Energy Savings 50,000 Hour Life Excellent Lighting Quality

The Butler Institute of American Art

Before: Incandescent and LV Track lighting

The Butler Institute of American Art

After: Energy Focus LED 15 Watt Track Lights

Existing RetrofitFixture Watts

75 15

Total Watts 11250 2250

Lamp life 750 Hrs 50,000 Hrs

Re-lamps (per fixture per year)

4.2 + (depending on non passive failures)

0.063

Lowered KWD by 9.0 KW

Case Study: LED Track HeadButler Art Museum, Youngstown, Ohio

15W LED Track Fixture Technology targets for retrofit

For Spot-lighting application based on Luminous Intensity (CBCP) not Total Luminous Flux (Lumens.) Flood lighting varies with distribution types.

• 90W Incandescent = 83% energy reduction

• 75W Halogen = 80% energy reduction• 20W CMH = 25% energy reduction

Public Parking GarageTennessee

Private WarehouseOhio

Advanced LED Products

21

LED + Fiber Solution50,000 Hour Life

1/3rd Cost

LED e-Luminator

An accent lighting solution

Saving the Client over 67.5 KW of connected demand lighting load.

NYNY Hotel and Casino

Las Vegas, NV

Existing RetrofitFixture Watts

180 40

Total Watts 76,500 9,000

Lamp life 10,000 Hrs 50,000 Hrs

Re-lamps (per fixture per year)

0.44 + (depending on non passive failures)

0.11

Lowered KWD by 67.5 KW

Case Study: LED e-Luminator

NYNY Hotel and Casino, Las Vegas, NV

EFOI Value Proposition

• Products Specifically targeting the Retrofit Market

• Mil-Spec Durability• Highest Performance• Maximum Energy Savings• Low up-front and ownership costs• Long Life

Thank You!