**[X-Sense via Amazon.com](http://www.passwird.com/links/R0RKN1)** has a battery operated carbon monoxide detector co alarm with electrochemical gas sensor for **$27.92** with free shipping on orders over $49

* Gives early warning signs of CO build up
* Alarm tone is loud enough to wake sound sleepers
* Built in memory
* Comes with 3 x LR6 AA 1.5 V batteries

**[Get your Carbon Monoxide detector at Amazon.com](http://www.passwird.com/links/R0RKN1)**