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The UEI COA2 is a wireless carbon monoxide detector that can be used as a stand-alone detector or connect to a smart device with the available free App. The COA2 features a 3 color LED indicator light to quickly determine the CO ppm range that readings fall into.
| Operating Temperature | 32° to 104°F (0° to 40°C) |
| Storage Temperature | 14° to 122°F (-10° to 50°C) |
| Operating Humidity | <80% |
| Pollution Degree | 2 |
| Over-range | "OL" is displayed |
| Dimensions | 1.92 x 1.25 x 5.62” (49 x 32 x 143mm) |
| Item Weight | 0.35lb |
| Calibration | Recommended Annually |
| Certification | CE EMC & RED(STD EN 61326-1, EN 60950-1, EN 301 489-1), RoHS, FCC, KC |
| Battery Type | (AAA) 3 |
| Range | 1~999ppm |
| Resolution | 1ppm |
| Accuracy | ± 3% or ± 2ppm (whichever is greater) |
| App Compatibility | iOS®; 11.0 or newer and iPhone 5S or newer Android™; 6.0 or newer |
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