
First Alert BRK Hardwired (with Battery Backup) Ionization Interconnected Combination Smoke and Carbon Monoxide Detector
My Rv has 2 red an 1 yellow wires going to carbon monoxide detector. Every carbon monoxide detector I look at has 1 red, 1 white, 1 black.?
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Thank you for your question, Ronnie. Try a battery powered carbon monoxide detector, like our model CO250. If you have any additional questions or concerns please don’t hesitate to reach out to us at First Alert Customer Support at 1 (800)-323-9005.
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