Product SpecificationsPOWER : Three AA batteries (supplied)SENSOR: Electrochemical carbon monoxide sensorACCURACY: Each Kidde CO Alarm is calibrated to a CO con-centration of 150 ppm (+/-25 ppm) in air, at 80°F(+/-10°F) and 40% (+/-3%) relative humidity.Depending on the ambient condition (tempera-ture, humidity) and the condition of the sensor,the alarm readings may vary. The digital readingtolerances are: Ambient: 80°F(+/-10°F), atmosphericpressure +/-10%, 40%+/-3% relative humidity.READING TOLERANCE (OF DISPLAY READING)0-999ppm +20% +15ppmTEMPERATURE : Operating range 40 °F (4.4°C) to100°F (37.8°C)MOUNTING : Accessories supplied for wall mountingand table top applicationsALARM: 85+ dB at 10' @ 3.4 ± 0.5 KHz pulsing alarmSIZE & WEIGHT: 5.5" diameter x 1.4" depth/0.66 lbs.with batteriesWARRANTY: Five-year limited warranty from dateof purchase against defects in materialand workmanship on the CO Alarm unit.26