The Kidde 900-0233 is a quick to assemble and reliable detector that protects your family from the dangers of carbonmonoxide.Includes 3 AA batteries (included). So ensuring protection from carbonmonoxide even during power failure. Easy to read out: Because of two bright LEDS the status can be read quickly and clearly. Green - detector is in operation, status normal. Red - detector in alarm.
Test/Reset button: Tests the effect of the carbonmonoxide alarm circuit and allows the user to adjust the acoustic alarm.
Digital display: Shows the measured CO concentration continuously.
End lifetime alarm: Alarms the user when the lifetime of 7 years has ended.