First Aid Only SmartCompliance 50-Person First Aid Kit — Plastic Cabinet, 245 Pieces RWS-54020 The two AA backup batteries

The two AA backup batteries keep the alarm functioning during an outage

Digital display and electrochemical CO sensor

an NRR 30 protector still delivers solid coverage for most general-industry noise

so treat any "OSHA-approved" wording as marketing

First Aid Only SmartCompliance 50-Person First Aid Kit — Plastic Cabinet, 245 Pieces RWS-54020 The two AA backup batteriesEDITORIAL REVIEW: 4. 5 5 WC Safety Review the First Aid Only SmartCompliance 50 Person First Aid Kit Editorial assessment by Steven Eaton, WC Safety editor, based on the published First Aid Only listing and the ANSI ISEA Z308. 1 standard. We did not laboratory test this product. CHECK PRICE ON AMAZON SHOP FIRST AID CABINETS As an Amazon Associate, WC Safety earns from qualifying purchases. Full affiliate disclosure. First Aid Only SmartCompliance 50