Commercial Evolution Robert L. Kanode President & CEO June 7, 2011 “The Power of Lithium & Safety of Phosphate” Safe Harbor Statement This presentation contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Actual results can vary substantially from these forward-looking statements as a result of a variety of factors. These and other risk factors that could affect actual results are discussed in our periodic reports filed with the Securities and Exchange Commission, including our Annual Reports on Form 10-K and subsequent Quarterly Reports on Form 10-Q and other documents filed with the Securities Exchange Commission. The reader is directed to these statements for a further discussion of important factors that could cause actual results to differ materially from those in the forward-looking statements. We disclaim any intent or obligation to update these forward-looking statements. “The Power of Lithium & Safety of Phosphate” 2 Our History 1989 Founded in San Jose, CA. 1992 Listed on Nasdaq “VLNC” 1995 Licensed Bellcore “Flat Cell” technology 1998 Manufacture of Bellcore cells, Lithium Cobalt, and Lithium Manganese 2002 Launched first commercial Lithium Phosphate (LP) Technology 2004 Launched Segway Custom Pack “Exclusive Supplier” Transition to Commercial Sales 2005 Launched 12Volt U-Charge® Scalable Modules 2007 Launched 18Volt U-Charge® Scalable Modules 2010 Launched 36Volt U-Charge® Scalable Modules 2011 Planned Launch of Next Generation High Power Custom Systems Extensive Patent Estate Enables Valence to Sell in Major World Markets “The Power of Lithium & Safety of Phosphate” 3 Serving The World 137.4 MWhrs Shipped-to-Date Worldwide Austin, TX – HQ Finance, Sales & Marketing, Engineering Las Vegas, NV Material Research & Legal Northern Ireland EU Sales & Application Engineering Suzhou, China Cathode Material, Cell & System Manufacturing “The Power of Lithium & Safety of Phosphate” 4 Global Patent Estate Total Granted Patents (all categories): 267 US: Foreign: 132 135 Total Pending Patents (all categories): 167 US: Foreign: 42 125 Products & Processes Where Patents are Utilized 214 – Lithium Iron Magnesium Phosphate Chemistry 237 – Lithium Vanadium Phosphate Chemistries 67 - Carbothermal Reduction Process (Cathode Manufacturing) 176 - Miscellaneous (Electronics, Software, Pack Engineering, Other Chemistries, Misc.) “The Power of Lithium & Safety of Phosphate” 5 Technology Advantages Valence Lithium Iron Magnesium Phosphate Li(Fe,Mg)PO4 Compared to Lead Acid ½ Weight 2X Run Time Longer Life Lower Lifetime Cost Reliable 100% Less Self-Discharge Extended Shelf Life Predictable EOL Performance No Maintenance Compared to Lithium Oxides Safe Longer Life Lower Lifetime Cost Reliable “The Power of Lithium & Safety of Phosphate” 6 Technology Advantages Valence Lithium Vanadium Phosphate Li3V2(PO4)3 Higher Voltage, Power & Energy Safe Longer Life Lower Lifetime Cost Reliable Predictable EOL Performance No Maintenance “The Power of Lithium & Safety of Phosphate” 7 Valence Patented Lithium Phosphate Family vs. Lithium Oxides Characteristic LiCoO2 LiMn2O4 Li(Fe,Mg)PO4 Li3V2(PO4)3 *140 mAh/g *120 mAh/g 163 mAh/g 197 mAh/g 3.7V 3.8V 3.2V 3.0 - 4.3V Very weak Weak Strong Strong Cycle life Average Poor Excellent Good Application need Key characteristics Ah Energy Voltage kg Theoretical capacity Voltage Oxygen bonding Specific energy Pulse power Cycle life LVP High Ah/kg High voltage High voltage Low impedance Oxygen bonding Tightly bound oxygen Many Good cycle life Pulse power V 2 R Safety Materials need * Complete extraction of lithium causes performance and safety issues for the oxides “The Power of Lithium & Safety of Phosphate” 8 High Power Pulsing •P1a 18650 power cell (43mOhm DC) 5 .0 •10-second pulse •17A constant current 4 .5 •45W power output at 10 seconds •VOCV = 3.3V; Vmin = 2.6V 60 40 20 V o lts W a tts 4 .0 0 3 .5 VOCV -2 0 3 .0 W a tts -4 0 Vmin V o lts -6 0 2 .5 -1 0 -5 0 5 10 15 20 seconds •OCV: Open Circuit Voltage •Application example: 10-second burst of power to accelerate from 0-60MPH “The Power of Lithium & Safety of Phosphate” 9 Maximum Pulse Power 18650 Power Cell Example Pulse power capability V min (V ocv V min ) R 140 120 LVP P1a Pow er W 100 • • • • • • 80 60 40 Power optimized 18650 23°C Weight ~40g 35-45 mOhm DC Vmin 1.6V cutoff <10 second pulse length 20 0 0 20 40 60 80 C u rre n t A High OCV and low resistance deliver higher pulse power for LVP “The Power of Lithium & Safety of Phosphate” 10 LVP Structure NASICON for High Power •NASICON-related structure NASICON = NA (sodium) SuperIonic CONductor MO6 octahedra, Corner sharing with PO4 tetrahedra Li ions in 3-D network of cavities •Monoclinic crystal system •Space group P21/n •Minimal, reversible structural changes during removal and insertion of lithium •100% of lithium may be removed safely, in contrast to the layered materials “The Power of Lithium & Safety of Phosphate” 11 Proven Safety & Long Life Up to 13 Times Less Expensive Than Lead Acid Battery Life (cycles) at Specified Energy Consumption (%) 35,000 29,657 30,000 Valence Patented Lithium Phosphate vs. Enersys Genesis Pure Lead Acid 20,000 15,000 9,746 10,000 4,323 5,000 2,600 1,125 Lifetime Cycles 25,000 600 400 320 0 20 % 50 % 80 % 10 0% Energy Consumed Per Discharge “The Power of Lithium & Safety of Phosphate” 12 Proven Safety, Performance, Reliability & Lowest Cost “The Power of Lithium & Safety of Phosphate” 13 Fleet Value Equation Lifetime Savings $550K/Truck Cumulative EV vs. Diesel Fleet Truck Cost “The Power of Lithium & Safety of Phosphate” 14 Electric Fleet Benefits 57% Estimated Cost Savings Over 25 Years Decreased Exposure to Fluctuation in Diesel Prices Increased Fleet Reliability Lower Labor and Maintenance Costs to Support Fleet Zero Tailpipe Emissions “The Power of Lithium & Safety of Phosphate” 15 Commercial Products Powered by U-Charge® From Personal Transporter to Mass Transit Tested & Approved by Valence Leads The Way! “The Power of Lithium & Safety of Phosphate” 16 Exclusively Powered by Valence Next Generation EV’s Powered by Valence Custom Systems Powered by Valence Top Speed 65 MPH / Maximum Range 125 Miles “The Power of Lithium & Safety of Phosphate” 17 Valence Technology Moving to Other Markets Motive > Marine Stationary > Stationary > Medical Medical > Industrial Industrial Valence is Following Lithium Opportunities Into a Variety of Markets “The Power of Lithium & Safety of Phosphate” 18 “A Common Sense, Scalable Manufacturing Approach to Serve Global Alternative Energy Markets as they Mature and Standards Develop” Robert L Kanode President & CEO “The Power of Lithium & Safety of Phosphate” REFERENCE “The Power of Lithium & Safety of Phosphate” 20 Fleet Value Assumptions Electric Delivery Truck Assumptions Diesel Delivery Truck Assumptions “Valence Powered” “Conventional Fleet Truck” • Initial Cost $50,000 (Without Engine and Drive Train) • Electric Drive Train Components $32,000 • Valence extended range battery pack for fleet service $58,000 • Electricity Cost Increase 3% / year • Battery Pack Replaced Every 10 Years • Replacement Batteries Packs are Estimated to be 33% of Today’s Cost in 10 Years. • Maintenance Cost $1,500 / year • Tax Penalty Due to Higher Initial Price (California Sales tax of 8.25% on the difference) • Initial Cost $70,000 • Fuel Economy 7 MPG • Diesel Cost $4 / Gallon • Diesel Cost Increase 5% / year • Maintenance Cost $5,000/ Truck “The Power of Lithium & Safety of Phosphate” 21 Valence Lithium Iron Magnesium Phosphate (P1a) &. Lithium Vanadium Phosphate Rate Capabilities (LVP) 4 .5 23°C 0 .5 C ra te 4 .0 1 0 C ra te V o lta g e 3 .5 0 .5 C ra te 3 .0 1 0 C ra te 2 .5 120 . % c a p a c ity re ta in e d a t 1 C ra te LVP 2 .0 P1a 100 1 .5 80 0 50 100 % re la tive c a p a c ity 150 60 40 1-C rate 20 LVP P1a 0 -2 0 -1 0 0 10 20 30 T e m p e ra tu re °C 40 50 60 LVP capacity and voltage are higher than P1a at all rates and temperatures LVP capacity is less sensitive to rate and temperature than P1a “The Power of Lithium & Safety of Phosphate” 22 Technology & Products Patented Technology Vast IP estate with new patents added every year Significant and recent patent infringement victory vs. Phostech Lithium (Canada) Cathode Materials (LFMP, LVP, LVPF) Manufactured with patented carbo-thermal reduction process Cells Full line of cylindrical and prismatic cells U-Charge® Modular Storage Systems U-Charge® Scalable Systems Scalable up to 1,000 volts Featuring Valence interactive “Command & Control System” Custom Storage Systems With Valence materials, cells and command & control logic Application Engineering Support Integration of energy storage systems into customers applications Program “Command & Control Logic” to specific custom needs “The Power of Lithium & Safety of Phosphate” 23