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Kidde 900-0235 Nighthawk Carbon Monoxide Alarm, Long Life AC Powered with Battery Backup Brand : Kidde Model : 21007308 |
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- Tamper resist feature unit goes into constant alarm mode if it has been unplugged or has come loose from the outlet
- 9V Battery backup provides continuous protection even during power outages
- Test/Reset button tests the unit for proper operation and resets the Carbon Monoxide alarm
- 7-Year end of life warning alerts user to replace CO alarm after 7-years of operation (40% longer than other CO alarms)
- Kidde?s carbon monoxide alarms meet the requirements of Underwriters Laboratories (UL), an independent facility that tests products for compliance with widely-accepted safety standards
