Kidde 21008873 is a battery-operated Nighthawk carbon monoxide alarm with a digital display and peak level memory for residential monitoring. The unit uses an electrochemical sensor, updates the display every 15 seconds and records the highest CO concentration since the last reset. It includes a test/reset button, LED indicators and a slide-out battery door with a battery safeguard. Operating range is 4.4 to 37.8 degrees C.
Digital display updates every 15 seconds; shows CO concentration and stores peak level memory
Electrochemical sensor with display range to 30�999 ppm and detection reported as low as 11 ppm
Battery powered with slide-out battery door, battery safeguard, test/reset button and LED status indicators
Product Highlights
Electrochemical CO detection with digital PPM display, peak memory, battery operation and UL listing for residential wall or tabletop monitoring.