Bluejay Investor Presentation Deck

Symphony System Potential Advantages¹ v. Other Selected Tests Uses well-accepted ELISA² chemistry plus unique microfluidics/nanotechnology platform Bluejay's Symphony System Near patient Desk Top Whole blood Potential Advantages ●●● Near Patient Test System Size Sample type Sample Pre-process Time from test to result Requires Dedicated Personnel (phlebotomist/MedTech) System/Infrastructure Cost FDA EUA for IL-64 1. Source: Bluejay Diagnostics market research 2. ELISA = Enzyme-Linked Immunosorbent Assay bluejay DIAGNOSTICS No ~20 minutes No $ Beckman Coulter Central Lab Very Large Serum/plasma Yes 4-48hr³ Yes $$$ Yes 3, Bluejay/Industry information, pending the location of the testing lab 4. EUA = Emergency Use Authorization for management of Covid-19 patients Siemens Central Lab Very Large Serum/plasma Yes 4-48hr³ Yes $$$ Yes Roche Central lab Very Large Serum/plasma Yes 4-48hr³ Yes $$$ Yes Copyright ©2022 Bluejay Diagnostics, Inc. All rights reserved in all slides | September 2022 10

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