The Future of Energy Management Real-Time Pricing USCL Corporation EnergyCite  The Future of Energy Management Real-Time Pricing Automatic Meter Reading Real-Time Metering and Customer Support 2737 Eastern Avenue Sacramento, California 95821 916-482-2000

Drivers for Real-Time Pricing Senator Tom Torlakson bill 1976 ordering “An assessment of the options [for more dynamic pricing systems] for a variety of customer classes... residential... mobile home parks, apartment buildings....” CEC on going dynamic pricing pilot CPUC funding for LA County pilot

Advantages of the USCL Solution Proven, field tested, wireless AMR/RTM solution (Arad Technologies, LTD) Service outage reporting, tamper, and theft of power monitoring, all in real-time! Supports real-time and dynamic pricing Huge savings potential for utilities and customer alike Back office software and wireless ability offers ability to offer value added products and services Technology supports prepayment and remote disconnect of service Positive branding opportunity

USCL Integrated Solutions Network/ Internet iSUM kWh Meter Gas Meter Water Meter Customer Utility Monitor Pre-Processing Host Computer Network Home Gateway RF USB/ to Home Computer RF to Set-top Television Box Broadband/Cable Land-line Telephone Power LIne Carrier RF Repeater Network CellularTechnology Hybrid of above EMS-2020 RF Wireless EMS-2020 & AMR Topology USCL Integrated Solutions ARAD Technologies, Ltd. Pricing and monitoring, all in real-time!

The EMS-2020: The Solution in the home

August 15, 2004 6:36 PM Bill Cycle Start Day 01 Flat  Tiered TOU Daily Sunday $ 16.15 Monthly $500.00 Alarm On % 100%

August 15, 2004 6:36 PM Accumulated Monthly Use 1,568.16 kWh $187.44 kWh Rate Cost 700 @$0.08058 $ 56.41 300 @$.13965 $ 41.90 568.16 @$15688 $ 89.13 Accumulated Monthly Cost $187.44 Projected Monthly Cost $417.05 Monthly Budget $500.00 Budget Status

August 15, 2004 6:36 PM Current Rate Tier 3 Cost per kWh $.15688 Hourly Cost $0.68/hour Accumulated Monthly Cost $187.44

August 15, 2004 6:36 PM Current Use 4394 Watts $0.35/Hour Daily Use kWh Rate Cost 65.06 @$0.0805 $5.23 0.00 @$0.1396 $0.00 0.00 @$0.1568 $0.00 65.06 $5.23

August 15, 2004 6:36 PM Utility Rate Structure 3 Tier Tier 1 0 700 $0.08058 Tier 2 701 1,000 $0.13965 Tier 3 1,001 $0.15688

August 15, 2004 6:36 PM 24 Hour Peak Demand Alert Peak Demand 8.4 kW 5:15 PM Minimum Demand 840 Watts 3:15 AM Alarm 10.0 kW No event

August 15, 2004 6:36 PM 24 Hour Volt Alert Current voltage 120 8:05 PM 24 hour low 114 5:26 PM 24 hour high 122 3:14 AM Alarm +/-10% No event

based on monthly budget % of energy used vs. % of time passed based on monthly budget August 15, 2004 6:36 PM Daily Monthly EOM % of energy used vs. % of time passed based on daily budget End-of-month (EOM) projections based on past and current usage 32% 77% 37% 48% 83% USE TIME USE TIME USE

USCL System Technical Specifications Based on Landis+Gyr Focus Meter ANSI certified revenue grade Using USCL’s IUM module Enabling interval data monitoring Over, under voltage, & power factor monitoring Communicates with EMS-2020 and utility Records back-up of data locally

USCL’s Strategic Relationships World’s largest meter manufacturer Diversified technology and manufacturing leader Cutting-edge AMR wireless systems Worldwide technology and consulting services Leading manufacturer of wireless thermostats Landis+Gyr Covansys

“. . . because a kilowatt saved is a kilowatt earned”. USCL Helping Consumers And Utilities... “. . . because a kilowatt saved is a kilowatt earned”.