Bluejay Investor Presentation Deck

SymphonyTM System Potential Advantages¹ v. Other Clinical Analyzer Systems Advantages Near Patient Test System Size Sample Type Separate Sample Processing Step Total Turnaround Time Requires Dedicated Personnel* System/Infrastructure Cost NPV2 for IL-6 Assay ::bluejay DIAGNOSTICS Bluejay Symphony Near patient Desktop Whole blood No ~20 minutes No $ TM 98% Beckman Coulter Central Lab Very Large Serum/plasma Yes 4-48hr³ Yes $$$ 78.6%4 Source: 1. Bluejay Diagnostics market research. 2. NPV = Negative Predictive Value. 3. Bluejay/Industry information, pending the location of the testing lab. 4. from FDA Emergency Use Authorization company filings Siemens Central Lab Very Large Serum/plasma Yes 4-48hr³ Yes $$$ 86%4 Roche Central lab Very Large Serum/plasma Yes 4-48hr³ Yes $$$ 92.9%4 *(phlebotomist/MedTech) Copyright ©2022 Bluejay Diagnostics, Inc. All rights reserved in all slides | October 2022 8

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