Specification

Nighthawk Carbon Monoxide Alarm
AC Powered, Plug-In with Battery Backup
and Digital Display
Part Number 900-0234 Model KN-COP-DP-LS
Description
The Nighthawk 900-0234 AC Powered, Plug-In carbon
monoxide alarm with battery backup and digital display
is an easy to install unit that provides reliable protection
against the dangers of carbon monoxide. Digital display
feature adds an advanced level of protection showing
CO levels in PPM allowing you to see if levels change.
Written information and instruction make this unit’s
operation easy for anyone to understand. The Night-
hawk AC/DC Digital alarm has a small, sleek design that
is suitable for all living areas and has a 7-year limited
warranty.
Consumer Benefits
The Nighthawk 900-0234 provides you and your fam-
ily with a loud warning signal against the dangers of
elevated carbon monoxide levels in your home. The
battery backup feature provides continuous monitoring
of CO levels, even during power outages when AC-only
units are not providing protection. Digital Display fea-
ture allows for easy viewing of carbon monoxide levels
from 30-999PPM (parts per million). The Nighthawk CO
alarm has a 7-year product life, providing 40% longer
protection than other CO alarms.
Features and Benefits
•DigitalDisplay– Displays the level of carbon
monoxide the unit is sensing. The unit updates
this reading every 15 seconds.
•PeakLevelButton– Displays the peak CO
level recorded by the alarm since it was last reset
or unplugged.
•9VBatteryBackup– Provides continuous protection
even during power outages.
•TamperResistFeature– Unit goes into constant
alarm mode if it has been unplugged or has come
loose from the outlet.
•Test/ResetButton– Tests the unit for proper
operation. 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)
•ULListed – Life Long Warranty
DigitalDisplay
Displays the level of carbon monoxide the unit is sensing.
The unit updates this reading every 15 seconds.
TamperResistFeature
Unit alerts you if it has been unplugged
or has come loose from the outlet.
PeakLevelButton
Displays the peak CO level recorded since
its last reset or power up.
Test/ResetButton
Tests CO alarm circuit operation and allows
you to immediately silence the alarm.
TwoLED’s
Red – Illuminates when in alarm mode.
Green – AC power is present, normal operation.
EndofLifeAlarm
Alerts user to replace CO alarm after 7-years of operation.
40% LONGER LIFE THAN
OTHER CO ALARMS
NEW
LONGLIFE:
U
L
SIGNALING
LISTED
2
NIGHTHAWK
TECHNOLOGY
Worldís Most Accurate
Carbon Monoxide Alarm
*
TM
*Based on accuracy claims of major manufacturers