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High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
This recall involves two models and two date codes of Universal Security Instruments 2-in-1 Photoelectric Smoke & Fire + Carbon Monoxide alarms. This tested model (Model MPC122S) is a hardwired alarm with 10-year sealed battery backup and a manufacturing date code of 2017JUN02. Model MPC322S has 10-year sealed batteries and a manufacturing date code of 2017JUN09. The model number and date code are printed on the back of the alarms.
Consumers should immediately contact Universal Security Instruments for a free replacement alarm. Consumers should keep using the recalled alarms until they install replacement alarms.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
High CO levels
High CO levels rates a model's response to CO in air of approximately 400 parts per million.
Low CO levels
Low CO levels rates a model's response to CO in air of approximately 100 ppm.
Flaming fires
Flaming fires is response to fires with little smoke.
Smoldering fires
Smoldering fires is response to smoky fires.
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