Brand Name: First Alert
*Power Type: Battery-Powered
*Sensor Type: Electrochemical
*Product Type: Carbon Monoxide Alarm
*Packaging Type: Clamshell
*Volts: 1.5 volt
*Number in Package: 1 pk
*Test and or Reset Button: Yes
*Battery Size: AA
*ETL Listed: Yes
*CSA Listed: No
*UL Listed: Yes
*Backlit digital display
* Front-access battery compartment
* Low battery warning
* End of life timer