Product: Kidde 21028499 DC Smoke and Carbon Monoxide Alarm Detector with TruSense Technology | Front Load Battery | Voice Notification | Model 2070-VDSCR, White
Brand: Kidde
Color: White
Multi criteria optical sensor: Detects more types of fires and reduces cooking nuisance alarms.
Electrochemical CO sensor: Protects against dangerous levels of carbon monoxide.
Voice notifications: Unit verbally announces alerts such as "Fire” "Warning, Carbon Monoxide, "and "Low Battery", which helps the user better understand current status of the unit.
Front loading battery door: Quickly change the battery without removing the alarm from the mounting bracket
Three Color LEDs: provide visual notifications of alarm status. Temperature Range: 40˚F (4.4˚C) to 100˚F (37.8˚C)

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