What does a green checkmark indicate after testing with the 3M EARfit system?

The presence of a green checkmark after testing with the 3M EARfit system signifies that the measurement passed and the minimum attenuation requirements were successfully met. This indicates that the hearing protection being tested provides sufficient sound reduction to protect the user in a noisy environment, fulfilling the necessary standards for adequate hearing protection. The green checkmark serves as a visual confirmation for users and safety professionals that the hearing protection has been properly fitted and is effective for use. This is crucial for ensuring the safety and well-being of individuals exposed to hazardous noise levels in their working environment.