Kidde NightHawk 900-0230 Carbon Monoxide Alarm, 30 to 999 ppm, +/-30 % Accuracy, 4 to 15 min Response, 85 dB, White

The Kidde 900-0230 (model KN-COPP-B-LS-CA) is a 3AA, battery operated carbon monoxide alarm which includes a digital display feature and uses electrochemical sensing technology to protect you and your family from the dangers of carbon monoxide. The battery operated CO alarm provides continuous monitoring of CO levels and includes multiple mounting options allowing installation on a wall or tabletop. The 900-0230 is suitable for all living areas and has a 10 years limited warranty. Features: - Digital display shows CO level in PPM - No buttons to push - Continuous digital readout gives you peace of mind at a glance - Peak level memory displays the highest CO concentration measured since the last reset - Three AA battery provides continuous protection and flexible installation for areas with no AC outlets - Test button tests the unit for proper operation and reset button resets the carbon monoxide alarm - Alarm pattern of four short beeps followed by 5 secs of silence followed by four short beeps with a corresponding red LED flash for the first 4 mins, then two patterns once a min thereafter