Cost $21.88 Date of Purchase Fri, 01/27/2023 - 12:00pm Expense Type Mechanical Components Receipt Upload 01272023 Amazon $9.99 each one @2 YDL 3.7V 500mAh 61338 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with JST Connector for the prototype device.pdf Team Sylmar Biotech Health and Engineering Magnet High School InvenTeam Vendor Amazon