Smart Metering via Public Wireless Networks

2 Global leader in wireless smart metering technology for electric utility industry Founded in 1998, first public wireless product in 2000 Headquartered in Jackson, Mississippi 50+ major utility customers throughout North America –4 out of top 5 utilities in United States Existing smart meters service estimated $15 billion revenue and 35,000 MW annually ~100,000 th public wireless smart meter sold SmartSynch ® Overview Over the past 6 years, SmartSynch has deployed more polyphase meters with embedded public wireless communications than ALL other companies combined.

3 A History of Innovation 1 st Digital Public Wireless C&I Smart Meter in the World (2000) 1 st ANSI GPRS C&I Smart Meter in World (2004) 1 st Residential GPRS Smart Meter in World (2006) Intellectual Property: –Patented Super Capacitor Technology (#6,819,226) –Patent Pending Antenna Technology –Patent Pending Plug N’ Play Deployment Technology Preferred Public Wireless Provider for 3 of 4 Top Meter Manufacturers

4 Strong Customer Base UNITED STATES CANADA

5 Core Business Partners and Partnerships METERS NETWORKS TECHNOLOGY

Public Wireless Smart Metering : The Right Solution

7 100% Under-the-Glass Meter SmartSynchPersonality Base CommModule Module … it’s just that easy TM.

8 “End to End Solution Provider” System Architecture

9 Data Retrieval TMS server GPRS Carrier SMS message GPRS Connection 1.System Initiated Reads (On Demand) 2.Meter Initiated Reads (Scheduled )

10 Power Outage/Restoration TMS server GPRS Carrier TXT message or GPRS Connection

11 The SmartSynch Solution: Meter Agnostic Multiple meter manufacturers: –Commercial and Industrial (C&I) Elster A3 ~30,000 units deployed in the field Itron SENTINEL~30,000 units deployed in the field GE kV2c Available in 2007 Landis+Gyr S4 ~40,000 S4 units deployed in the field –Residential Itron CENTRONCommercially Available GE I-210 Available in 2007 Itron OpenWay CENTRONAvailable in 2007

12 Price GSM is the Global Standard Economies of scale from over 2 Billion worldwide users More affordable component costs Coverage Largest Digital Cellular Network in the U.S. : AT&T’s GSM/GPRS AllOver Network covers more points of presence (POP) than any other network 45,000 cell sites AT&T owns more spectrum than any other carrier 59MHz avg. in top 100 US markets Reliability Dedicated time slot and channel for data Always on, versus 1X hibernation state with inactivity Security of a dedicated APN or custom APN GPRS: The Global Standard

13 Superior Coverage Validation Two Models JETT eye Rugged Hand Held PC AT&T Cell Phone

14 Advanced Security All messages utilize end-to-end 128-Bit Encryption –Utility and meter specific encryption –Multiple key seeds Secure APN network environment –Dynamic private IP addresses –Secure VPN or frame relay connectivity Meter Security –Tamper detection –Tilt detection –Alien message detection and alarming –Port logons and write session alarming

15 Flexible Data Collection Options SSI Transaction Management System (TMS) –Scalable Head-End built specifically for digital cellular systems –Multitude of benefits and functionality not provided by other head-end systems Direct reads from MV-90/MV-XI –Available in August 2007 –Co-Development partnership with Itron (SmartSynch TIM) Managed Services –Data collection managed and provided daily by SmartSynch Client Services to the Utility

16 TMS: Technology Benefits Built for digital cellular networks – Packet switched data – Asynchronous messaging Reduced over-the-air usage: – Optimized data transmission – Compression Scalability of push technology Security: – 128 bit end-to-end encryption Ease of Use – Device managed schedules – Automated reconciliation – Automated data recovery SmartSynch is focused solely on public wireless technology

17 TMS: Functional Benefits Real-time alarm monitoring and reporting –Real-time power outage/restoration alarms (SuperCap patent) –Power quality alarming –Demand threshold monitoring and alarms –Tamper detection monitoring and alarms –All ANSI C12.19 meter diagnostics and events Scalable real-time retrieval of interval data –Used for load curtailment –Scheduled data retrieval using push technology / no polling Transparent data collection of multiple meter models across multiple networks TMS supports real-time or inbound push transmissions of data

18 No TMS installation: Daily provision of all critical metering data –Interval data, register data, outages and restorations, alarms Dedicated Client Services Manager Dedicated Deployment Account Manager Dashboard views/reports for system health and performance Data deployment tools and reporting Support –Telephone support –On-Line support –On-Site support Tier 1 Data Center –24 x 7 Operations –High-speed, high-availability network infrastructure –Physically and electronically secure and protected environment 128-bit Encryption of all messages transmitted across the wireless network Experienced utility-focused engineers with meter point troubleshooting experience Managed Services Solution

19 100% Fully Certified Certified by Meter Manufacturer –Co-Developed Products with Partners, OEM Warranty still in place FCC –FCC (CFR) 47 Part 15 for “B” digital devices –FCC Parts 22 and 24 for GSM power class 4 operation –FCC Part 90 and FCC Part 1 (MPE) ANSI –ANSI C12.1 –ANSI C12.20 –ANSI C : Surge Withstand Capability (SWC) CTIA –PCS Type Certification Review Board: (PTCRB) –Over the Air (OTA) for both 800 Mhz and 1900 Mhz Bands AT&T Network Certification SmartSynch has the only under-the-glass smart meters (3) certified to operate on the AT&T network.

20 Certification = Risk Mitigation Meter Manufacturer –Ensures that the original Meter Manufacturer warranty still applies ANSI –Ensures the device will not break during shipping and installation –Ensures that the device will operate properly over long periods of time FCC –Ensures device does not violate federal communications law CTIA –Ensures over-the-air protocol standards are not violated AT&T –Ensures optimal network performance Failure to meet ANSI or FCC standards can result in the mandatory termination of device operation and/or substantial fines. Failure to receive Network Carrier certification can result in the mandatory suspension of service to the device by the carrier – this can occur well after meter installation. All SmartSynch products are fully certified prior to production release and shipment to customers. Always.

21 Patented Technology “Super Caps” (#6,819,226) –Super capacitors to provide power to land-based telemetry devices (not just electric meters) and compensate for ambient temperature “Meter Buffering” (#6,946,972) –Use of a microprocessor and memory to buffer utility meter information and only send relevant responses to requests to minimize wireless transmissions Patent pending antenna technology –16X improvement over other existing antenna technology Patent pending Plug N’ Play deployment technology –Automated Network and System Registration and Configuration

22 Patented Technology = Performance Supercaps –No Batteries for Last Gasp Power Outage with 15+ years life expectancy Meter Buffering –1/20 th the over-the-air data usage  The Best O&M Price Antenna –Superior sensitivity performance and coverage footprint 850 MHz band TIS: -99 dBm TRP: 22 dBm 1900 MHz band TIS: dBm TRP: 24.5 dBm Deployment –Easy, surgical deployments

Public Wireless SmartMetering: World Class Service

24 Client Services Program Overview SmartSynch’s Client Services program offers solutions for all phases of the customer project lifecycle.

25 Account and Project Management coordination for new and expanding meter deployments –Implementations at 50+ major utility customers throughout North America 4 out of top 5 utilities in United States 3 rd party solution coordination providing the client one stop shopping for all integration requirements TMS Managed Services for turn key information management Proven Performance & Capabilities

26 Dedicated Involvement to ensure Success –Improved coordination throughout the project –Test plan development Meter Shop Field Deployment –Detailed Communication Plans –Training coordination –Issues resolution –Coordinated handoff to SmartSynch Client Services and Managed Services Lower risk throughout the deployment On-time - On-budget – Met Expectations! Account Management

27 Customer since:2000 Products:3000 SmartSynch Interval SmartMeters (Siemens S4, Elster A3), TMS software Current situation:Live production customer; 1 channel/15 minute interval data Read Success Rate:98.5% daily (with retries and data recovery, the rate is very close to 100% daily) Delivery:The product was delivered as scheduled

28 Customer since:2005 Products:24,500 SmartSynch Interval SmartMeters (Itron SENTINEL), TMS software Current situation:Live production customer; 1 channel/60 minute interval data Read Success Rate:98.5% daily (with retries and data recovery, the rate is very close to 100% daily) Delivery:The product was delivered as scheduled

29 Customer since: 2001 Products:13,000 SmartSynch Interval SmartMeters (Siemens S4, Elster A3), TMS software Current situation:Live production customer with Real Time Load Curtailment Processing (data returned every 15 minutes and all new data exported every 5 minutes) and over 2.5 million daily transactions Read Success Rate:99% daily (with retries and data recovery, the rate is very close to 100% daily) Delivery:The product was delivered as scheduled

30 Customer since: 2001 Products:9,000 SmartSynch Interval SmartMeters (Siemens S4, Elster A3 Alpha), TMS software. Recently awarded SSI with additional 6,000 unit deployment. Current situation:Live production customer; 2 channel / 15 minute interval data: Received Productivity Improvement Award from the city of Los Angeles for installing the SSI system Read Success Rate:99% (with retries and data recovery, the rate is very close to 100% daily) Delivery:The product was delivered as scheduled

31 Customer since:2001 Products:6000 SmartSynch Interval SmartMeters (Siemens S4, Elster A3), TMS software Current situation:Live production customer; 2 channel / 30 minute interval data Read Success Rate:Unknown – PG&E is waiting to schedule a coverage validation audit which is anticipated to take this number close to 99% daily. Delivery:The product was delivered as scheduled

32 Customer since:2001 Products:5,000 SmartSynch Interval SmartMeters (Siemens S4, Elster A3), TMS software Current situation:Live production customer; 1 & 2 channel/15 minute interval data Read Success Rate:98% daily (with retries and data recovery, the rate is very close to 100% daily) Delivery:The product was delivered as scheduled

33 For additional information contact: Nangy Gul, Regional Sales Director (303) Octavio Reza – Sales Engineer (562)