Kidde KN-COPP-B-LPM Battery-Operated Carbon Monoxide Alarm with Digital
Display for $19.49 - 15% = $16.57.
Link: http://www.amazon.com/gp/product/B004Y6V5CI
Extra 15% off shown at checkout.
Large digital backlit display is easy to read, even in low-light conditions
Peak-level memory displays the highest CO concentration measured since the
last reset
Meets the requirements of Underwriters Laboratories (UL)
Battery operated with three AA batteries included
Backed by a five-year warranty
