1 Non-rechargeable Flexible Battery Market Overview 1.1 Product Overview and Scope of Non-rechargeable Flexible Battery 1.2 Non-rechargeable Flexible Battery Segment by Type 1.2.1 Global Non-rechargeable Flexible Battery Market Size Growth Rate Analysis by Type 2021 VS 2027 1.2.2 Li-MnO2 Batteries 1.2.3 Carbon Zinc Batteries 1.2.4 Lithium-ion Batteries 1.3 Non-rechargeable Flexible Battery Segment by Application 1.3.1 Global Non-rechargeable Flexible Battery Consumption Comparison by Application: 2016 VS 2021 VS 2027 1.3.2 Smart Security and Payment Cards 1.3.3 Novelty Packaging 1.3.4 Medical Label 1.3.5 Others 1.4 Global Market Growth Prospects 1.4.1 Global Non-rechargeable Flexible Battery Revenue Estimates and Forecasts (2016-2027) 1.4.2 Global Non-rechargeable Flexible Battery Production Estimates and Forecasts (2016-2027) 1.5 Global Market Size by Region 1.5.1 Global Non-rechargeable Flexible Battery Market Size Estimates and Forecasts by Region: 2016 VS 2021 VS 2027 1.5.2 North America Non-rechargeable Flexible Battery Estimates and Forecasts (2016-2027) 1.5.3 Europe Non-rechargeable Flexible Battery Estimates and Forecasts (2016-2027) 1.5.4 China Non-rechargeable Flexible Battery Estimates and Forecasts (2016-2027) 1.5.5 Japan Non-rechargeable Flexible Battery Estimates and Forecasts (2016-2027) 2 Market Competition by Manufacturers 2.1 Global Non-rechargeable Flexible Battery Production Market Share by Manufacturers (2016-2021) 2.2 Global Non-rechargeable Flexible Battery Revenue Market Share by Manufacturers (2016-2021) 2.3 Non-rechargeable Flexible Battery Market Share by Company Type (Tier 1, Tier 2 and Tier 3) 2.4 Global Non-rechargeable Flexible Battery Average Price by Manufacturers (2016-2021) 2.5 Manufacturers Non-rechargeable Flexible Battery Production Sites, Area Served, Product Types 2.6 Non-rechargeable Flexible Battery Market Competitive Situation and Trends 2.6.1 Non-rechargeable Flexible Battery Market Concentration Rate 2.6.2 Global 5 and 10 Largest Non-rechargeable Flexible Battery Players Market Share by Revenue 2.6.3 Mergers & Acquisitions, Expansion 3 Production and Capacity by Region 3.1 Global Production of Non-rechargeable Flexible Battery Market Share by Region (2016-2021) 3.2 Global Non-rechargeable Flexible Battery Revenue Market Share by Region (2016-2021) 3.3 Global Non-rechargeable Flexible Battery Production, Revenue, Price and Gross Margin (2016-2021) 3.4 North America Non-rechargeable Flexible Battery Production 3.4.1 North America Non-rechargeable Flexible Battery Production Growth Rate (2016-2021) 3.4.2 North America Non-rechargeable Flexible Battery Production, Revenue, Price and Gross Margin (2016-2021) 3.5 Europe Non-rechargeable Flexible Battery Production 3.5.1 Europe Non-rechargeable Flexible Battery Production Growth Rate (2016-2021) 3.5.2 Europe Non-rechargeable Flexible Battery Production, Revenue, Price and Gross Margin (2016-2021) 3.6 China Non-rechargeable Flexible Battery Production 3.6.1 China Non-rechargeable Flexible Battery Production Growth Rate (2016-2021) 3.6.2 China Non-rechargeable Flexible Battery Production, Revenue, Price and Gross Margin (2016-2021) 3.7 Japan Non-rechargeable Flexible Battery Production 3.7.1 Japan Non-rechargeable Flexible Battery Production Growth Rate (2016-2021) 3.7.2 Japan Non-rechargeable Flexible Battery Production, Revenue, Price and Gross Margin (2016-2021) 4 Global Non-rechargeable Flexible Battery Consumption by Region 4.1 Global Non-rechargeable Flexible Battery Consumption by Region 4.1.1 Global Non-rechargeable Flexible Battery Consumption by Region 4.1.2 Global Non-rechargeable Flexible Battery Consumption Market Share by Region 4.2 North America 4.2.1 North America Non-rechargeable Flexible Battery Consumption by Country 4.2.2 U.S. 4.2.3 Canada 4.3 Europe 4.3.1 Europe Non-rechargeable Flexible Battery Consumption by Country 4.3.2 Germany 4.3.3 France 4.3.4 U.K. 4.3.5 Italy 4.3.6 Russia 4.4 Asia Pacific 4.4.1 Asia Pacific Non-rechargeable Flexible Battery Consumption by Region 4.4.2 China 4.4.3 Japan 4.4.4 South Korea 4.4.5 Taiwan 4.4.6 Southeast Asia 4.4.7 India 4.4.8 Australia 4.5 Latin America 4.5.1 Latin America Non-rechargeable Flexible Battery Consumption by Country 4.5.2 Mexico 4.5.3 Brazil 5 Production, Revenue, Price Trend by Type 5.1 Global Non-rechargeable Flexible Battery Production Market Share by Type (2016-2021) 5.2 Global Non-rechargeable Flexible Battery Revenue Market Share by Type (2016-2021) 5.3 Global Non-rechargeable Flexible Battery Price by Type (2016-2021) 6 Consumption Analysis by Application 6.1 Global Non-rechargeable Flexible Battery Consumption Market Share by Application (2016-2021) 6.2 Global Non-rechargeable Flexible Battery Consumption Growth Rate by Application (2016-2021) 7 Key Companies Profiled 7.1 Enfucell Oy 7.1.1 Enfucell Oy Non-rechargeable Flexible Battery Corporation Information 7.1.2 Enfucell Oy Non-rechargeable Flexible Battery Product Portfolio 7.1.3 Enfucell Oy Non-rechargeable Flexible Battery Production, Revenue, Price and Gross Margin (2016-2021) 7.1.4 Enfucell Oy Main Business and Markets Served 7.1.5 Enfucell Oy Recent Developments/Updates 7.2 Ultralife 7.2.1 Ultralife Non-rechargeable Flexible Battery Corporation Information 7.2.2 Ultralife Non-rechargeable Flexible Battery Product Portfolio 7.2.3 Ultralife Non-rechargeable Flexible Battery Production, Revenue, Price and Gross Margin (2016-2021) 7.2.4 Ultralife Main Business and Markets Served 7.2.5 Ultralife Recent Developments/Updates 7.3 Blue Spark Technology 7.3.1 Blue Spark Technology Non-rechargeable Flexible Battery Corporation Information 7.3.2 Blue Spark Technology Non-rechargeable Flexible Battery Product Portfolio 7.3.3 Blue Spark Technology Non-rechargeable Flexible Battery Production, Revenue, Price and Gross Margin (2016-2021) 7.3.4 Blue Spark Technology Main Business and Markets Served 7.3.5 Blue Spark Technology Recent Developments/Updates 7.4 Brightvolt 7.4.1 Brightvolt Non-rechargeable Flexible Battery Corporation Information 7.4.2 Brightvolt Non-rechargeable Flexible Battery Product Portfolio 7.4.3 Brightvolt Non-rechargeable Flexible Battery Production, Revenue, Price and Gross Margin (2016-2021) 7.4.4 Brightvolt Main Business and Markets Served 7.4.5 Brightvolt Recent Developments/Updates 8 Non-rechargeable Flexible Battery Manufacturing Cost Analysis 8.1 Non-rechargeable Flexible Battery Key Raw Materials Analysis 8.1.1 Key Raw Materials 8.1.2 Key Raw Materials Price Trend 8.1.3 Key Suppliers of Raw Materials 8.2 Proportion of Manufacturing Cost Structure 8.3 Manufacturing Process Analysis of Non-rechargeable Flexible Battery 8.4 Non-rechargeable Flexible Battery Industrial Chain Analysis 9 Marketing Channel, Distributors and Customers 9.1 Marketing Channel 9.2 Non-rechargeable Flexible Battery Distributors List 9.3 Non-rechargeable Flexible Battery Customers 10 Market Dynamics 10.1 Non-rechargeable Flexible Battery Industry Trends 10.2 Non-rechargeable Flexible Battery Growth Drivers 10.3 Non-rechargeable Flexible Battery Market Challenges 10.4 Non-rechargeable Flexible Battery Market Restraints 11 Production and Supply Forecast 11.1 Global Forecasted Production of Non-rechargeable Flexible Battery by Region (2022-2027) 11.2 North America Non-rechargeable Flexible Battery Production, Revenue Forecast (2022-2027) 11.3 Europe Non-rechargeable Flexible Battery Production, Revenue Forecast (2022-2027) 11.4 China Non-rechargeable Flexible Battery Production, Revenue Forecast (2022-2027) 11.5 Japan Non-rechargeable Flexible Battery Production, Revenue Forecast (2022-2027) 12 Consumption and Demand Forecast 12.1 Global Forecasted Demand Analysis of Non-rechargeable Flexible Battery 12.2 North America Forecasted Consumption of Non-rechargeable Flexible Battery by Country 12.3 Europe Market Forecasted Consumption of Non-rechargeable Flexible Battery by Country 12.4 Asia Pacific Market Forecasted Consumption of Non-rechargeable Flexible Battery by Region 12.5 Latin America Forecasted Consumption of Non-rechargeable Flexible Battery by Country 13 Forecast by Type and by Application (2022-2027) 13.1 Global Production, Revenue and Price Forecast by Type (2022-2027) 13.1.1 Global Forecasted Production of Non-rechargeable Flexible Battery by Type (2022-2027) 13.1.2 Global Forecasted Revenue of Non-rechargeable Flexible Battery by Type (2022-2027) 13.1.3 Global Forecasted Price of Non-rechargeable Flexible Battery by Type (2022-2027) 13.2 Global Forecasted Consumption of Non-rechargeable Flexible Battery by Application (2022-2027) 14 Research Finding and Conclusion 15 Methodology and Data Source 15.1 Methodology/Research Approach 15.1.1 Research Programs/Design 15.1.2 Market Size Estimation 15.1.3 Market Breakdown and Data Triangulation 15.2 Data Source 15.2.1 Secondary Sources 15.2.2 Primary Sources 15.3 Author List 15.4 Disclaimer

List of Tables Table 1. Global Non-rechargeable Flexible Battery Market Size by Type (K Units) & (US$ Million) (2021 VS 2027) Table 2. Global Non-rechargeable Flexible Battery Consumption (K Units) Comparison by Application: 2016 VS 2021 VS 2027 Table 3. Non-rechargeable Flexible Battery Market Size Comparison by Region: 2016 VS 2021 VS 2027 Table 4. Global Non-rechargeable Flexible Battery Production (K Units) by Manufacturers Table 5. Global Non-rechargeable Flexible Battery Production (K Units) by Manufacturers (2016-2021) Table 6. Global Non-rechargeable Flexible Battery Production Market Share by Manufacturers (2016-2021) Table 7. Global Non-rechargeable Flexible Battery Revenue (US$ Million) by Manufacturers (2016-2021) Table 8. Global Non-rechargeable Flexible Battery Revenue Share by Manufacturers (2016-2021) Table 9. Company Type (Tier 1, Tier 2 and Tier 3) & (based on the Revenue in Non-rechargeable Flexible Battery as of 2020) Table 10. Global Market Non-rechargeable Flexible Battery Average Price (USD/Unit) of Key Manufacturers (2016-2021) Table 11. Manufacturers Non-rechargeable Flexible Battery Production Sites and Area Served Table 12. Manufacturers Non-rechargeable Flexible Battery Product Types Table 13. Mergers & Acquisitions, Expansion Table 14. Global Non-rechargeable Flexible Battery Production (K Units) by Region (2016-2021) Table 15. Global Non-rechargeable Flexible Battery Revenue (US$ Million) by Region (2016-2021) Table 16. Global Non-rechargeable Flexible Battery Revenue Market Share by Region (2016-2021) Table 17. Global Non-rechargeable Flexible Battery Production (K Units), Revenue (US$ Million), Price (USD/Unit) and Gross Margin (2016-2021) Table 18. North America Non-rechargeable Flexible Battery Production (K Units), Revenue (US$ Million), Price (USD/Unit) and Gross Margin (2016-2021) Table 19. Europe Non-rechargeable Flexible Battery Production (K Units), Revenue (US$ Million), Price (USD/Unit) and Gross Margin (2016-2021) Table 20. China Non-rechargeable Flexible Battery Production (K Units), Revenue (US$ Million), Price (USD/Unit) and Gross Margin (2016-2021) Table 21. Japan Non-rechargeable Flexible Battery Production (K Units), Revenue (US$ Million), Price (USD/Unit) and Gross Margin (2016-2021) Table 22. Global Non-rechargeable Flexible Battery Consumption Market by Region (2016-2021) & (K Units) Table 23. Global Non-rechargeable Flexible Battery Consumption Market Share by Region (2016-2021) Table 24. North America Non-rechargeable Flexible Battery Consumption by Country (2016-2021) & (K Units) Table 25. Europe Non-rechargeable Flexible Battery Consumption by Country (2016-2021) & (K Units) Table 26. Asia Pacific Non-rechargeable Flexible Battery Consumption by Region (2016-2021) & (K Units) Table 27. Latin America Non-rechargeable Flexible Battery Consumption by Countries (2016-2021) & (K Units) Table 28. Global Non-rechargeable Flexible Battery Production (K Units) by Type (2016-2021) Table 29. Global Non-rechargeable Flexible Battery Production Market Share by Type (2016-2021) Table 30. Global Non-rechargeable Flexible Battery Revenue (US$ Million) by Type (2016-2021) Table 31. Global Non-rechargeable Flexible Battery Revenue Share by Type (2016-2021) Table 32. Global Non-rechargeable Flexible Battery Price (USD/Unit) by Type (2016-2021) Table 33. Global Non-rechargeable Flexible Battery Consumption by Application (2016-2021) & (K Units) Table 34. Global Non-rechargeable Flexible Battery Consumption Market Share by Application (2016-2021) Table 35. Global Non-rechargeable Flexible Battery Consumption Growth Rate by Application (2016-2021) Table 36. Enfucell Oy Non-rechargeable Flexible Battery Corporation Information Table 37. Enfucell Oy Specification and Application Table 38. Enfucell Oy Non-rechargeable Flexible Battery Production (K Units), Revenue (US$ Million), Price (USD/Unit) and Gross Margin (2016-2021) Table 39. Enfucell Oy Main Business and Markets Served Table 40. Enfucell Oy Recent Developments/Updates Table 41. Ultralife Non-rechargeable Flexible Battery Corporation Information Table 42. Ultralife Specification and Application Table 43. Ultralife Non-rechargeable Flexible Battery Production (K Units), Revenue (US$ Million), Price (USD/Unit) and Gross Margin (2016-2021) Table 44. Ultralife Main Business and Markets Served Table 45. Ultralife Recent Developments/Updates Table 46. Blue Spark Technology Non-rechargeable Flexible Battery Corporation Information Table 47. Blue Spark Technology Specification and Application Table 48. Blue Spark Technology Non-rechargeable Flexible Battery Production (K Units), Revenue (US$ Million), Price (USD/Unit) and Gross Margin (2016-2021) Table 49. Blue Spark Technology Main Business and Markets Served Table 50. Blue Spark Technology Recent Developments/Updates Table 51. Brightvolt Non-rechargeable Flexible Battery Corporation Information Table 52. Brightvolt Specification and Application Table 53. Brightvolt Non-rechargeable Flexible Battery Production (K Units), Revenue (US$ Million), Price (USD/Unit) and Gross Margin (2016-2021) Table 54. Brightvolt Main Business and Markets Served Table 55. Brightvolt Recent Developments/Updates Table 56. Production Base and Market Concentration Rate of Raw Material Table 57. Key Suppliers of Raw Materials Table 58. Non-rechargeable Flexible Battery Distributors List Table 59. Non-rechargeable Flexible Battery Customers List Table 60. Non-rechargeable Flexible Battery Market Trends Table 61. Non-rechargeable Flexible Battery Growth Drivers Table 62. Non-rechargeable Flexible Battery Market Challenges Table 63. Non-rechargeable Flexible Battery Market Restraints Table 64. Global Non-rechargeable Flexible Battery Production (K Units) Forecast by Region (2022-2027) Table 65. North America Non-rechargeable Flexible Battery Consumption Forecast by Country (2022-2027) & (K Units) Table 66. Europe Non-rechargeable Flexible Battery Consumption Forecast by Country (2022-2027) & (K Units) Table 67. Asia Pacific Non-rechargeable Flexible Battery Consumption Forecast by Region (2022-2027) & (K Units) Table 68. Latin America Non-rechargeable Flexible Battery Consumption Forecast by Country (2022-2027) & (K Units) Table 69. Global Non-rechargeable Flexible Battery Production Forecast by Type (2022-2027) & (K Units) Table 70. Global Non-rechargeable Flexible Battery Revenue Forecast by Type (2022-2027) & (US$ Million) Table 71. Global Non-rechargeable Flexible Battery Price Forecast by Type (2022-2027) & (USD/Unit) Table 72. Global Non-rechargeable Flexible Battery Consumption (K Units) Forecast by Application (2022-2027) Table 73. Research Programs/Design for This Report Table 74. Key Data Information from Secondary Sources Table 75. Key Data Information from Primary Sources List of Figures Figure 1. Product Picture of Non-rechargeable Flexible Battery Figure 2. Global Non-rechargeable Flexible Battery Market Share by Type: 2020 VS 2027 Figure 3. Li-MnO2 Batteries Product Picture Figure 4. Carbon Zinc Batteries Product Picture Figure 5. Lithium-ion Batteries Product Picture Figure 6. Global Non-rechargeable Flexible Battery Market Share by Application: 2020 VS 2027 Figure 7. Smart Security and Payment Cards Figure 8. Novelty Packaging Figure 9. Medical Label Figure 10. Others Figure 11. Global Non-rechargeable Flexible Battery Revenue (US$ Million), 2016 VS 2021 VS 2027 Figure 12. Global Non-rechargeable Flexible Battery Revenue (US$ Million) (2016-2027) Figure 13. Global Non-rechargeable Flexible Battery Production (K Units) & (2016-2027) Figure 14. North America Non-rechargeable Flexible Battery Revenue (US$ Million) and Growth Rate (2016-2027) Figure 15. Europe Non-rechargeable Flexible Battery Revenue (US$ Million) and Growth Rate (2016-2027) Figure 16. China Non-rechargeable Flexible Battery Revenue (US$ Million) and Growth Rate (2016-2027) Figure 17. Japan Non-rechargeable Flexible Battery Revenue (US$ Million) and Growth Rate (2016-2027) Figure 18. Non-rechargeable Flexible Battery Production Share by Manufacturers in 2020 Figure 19. Global Non-rechargeable Flexible Battery Revenue Share by Manufacturers in 2020 Figure 20. Non-rechargeable Flexible Battery Market Share by Company Type (Tier 1, Tier 2 and Tier 3): 2016 VS 2020 Figure 21. Global Market Non-rechargeable Flexible Battery Average Price (USD/Unit) of Key Manufacturers in 2020 Figure 22. The Global 5 and 10 Largest Players: Market Share by Non-rechargeable Flexible Battery Revenue in 2020 Figure 23. Global Non-rechargeable Flexible Battery Production Market Share by Region (2016-2021) Figure 24. North America Non-rechargeable Flexible Battery Production (K Units) Growth Rate (2016-2021) Figure 25. Europe Non-rechargeable Flexible Battery Production (K Units) Growth Rate (2016-2021) Figure 26. China Non-rechargeable Flexible Battery Production (K Units) Growth Rate (2016-2021) Figure 27. Japan Non-rechargeable Flexible Battery Production (K Units) Growth Rate (2016-2021) Figure 28. Global Non-rechargeable Flexible Battery Consumption Market Share by Region (2016-2021) Figure 29. Global Non-rechargeable Flexible Battery Consumption Market Share by Region in 2020 Figure 30. North America Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 31. North America Non-rechargeable Flexible Battery Consumption Market Share by Country in 2020 Figure 32. Canada Non-rechargeable Flexible Battery Consumption Growth Rate (2016-2021) & (K Units) Figure 33. U.S. Non-rechargeable Flexible Battery Consumption Growth Rate (2016-2021) & (K Units) Figure 34. Europe Non-rechargeable Flexible Battery Consumption Growth Rate (2016-2021) & (K Units) Figure 35. Europe Non-rechargeable Flexible Battery Consumption Market Share by Country in 2020 Figure 36. Germany America Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 37. France Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 38. U.K. Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 39. Italy Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 40. Russia Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 41. Asia Pacific Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 42. Asia Pacific Non-rechargeable Flexible Battery Consumption Market Share by Regions in 2020 Figure 43. China Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 44. Japan Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 45. South Korea Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 46. Taiwan Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 47. Southeast Asia Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 48. India Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 49. Australia Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 50. Latin America Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 51. Latin America Non-rechargeable Flexible Battery Consumption Market Share by Country in 2020 Figure 52. Mexico Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 53. Brazil Non-rechargeable Flexible Battery Consumption and Growth Rate (2016-2021) & (K Units) Figure 54. Production Market Share of Non-rechargeable Flexible Battery by Type (2016-2021) Figure 55. Production Market Share of Non-rechargeable Flexible Battery by Type in 2020 Figure 56. Revenue Share of Non-rechargeable Flexible Battery by Type (2016-2021) Figure 57. Revenue Market Share of Non-rechargeable Flexible Battery by Type in 2020 Figure 58. Global Non-rechargeable Flexible Battery Consumption Market Share by Application (2016-2021) Figure 59. Global Non-rechargeable Flexible Battery Consumption Market Share by Application in 2020 Figure 60. Global Non-rechargeable Flexible Battery Consumption Growth Rate by Application (2016-2021) Figure 61. Key Raw Materials Price Trend Figure 62. Manufacturing Cost Structure of Non-rechargeable Flexible Battery Figure 63. Manufacturing Process Analysis of Non-rechargeable Flexible Battery Figure 64. Non-rechargeable Flexible Battery Industrial Chain Analysis Figure 65. Channels of Distribution Figure 66. Distributors Profiles Figure 67. Global Non-rechargeable Flexible Battery Production Market Share Forecast by Region (2022-2027) Figure 68. North America Non-rechargeable Flexible Battery Production (K Units) Growth Rate Forecast (2022-2027) Figure 69. Europe Non-rechargeable Flexible Battery Production (K Units) Growth Rate Forecast (2022-2027) Figure 70. China Non-rechargeable Flexible Battery Production (K Units) Growth Rate Forecast (2022-2027) Figure 71. Japan Non-rechargeable Flexible Battery Production (K Units) Growth Rate Forecast (2022-2027) Figure 72. Global Forecasted Demand Analysis of Non-rechargeable Flexible Battery (2015-2027) & (K Units) Figure 73. Global Non-rechargeable Flexible Battery Production Market Share Forecast by Type (2022-2027) Figure 74. Global Non-rechargeable Flexible Battery Revenue Market Share Forecast by Type (2022-2027) Figure 75. Global Non-rechargeable Flexible Battery Consumption Forecast by Application (2022-2027) Figure 76. Bottom-up and Top-down Approaches for This Report Figure 77. Data Triangulation

Enfucell Oy Ultralife Blue Spark Technology Brightvolt