There’s no denying that smoke and carbon monoxide detectors save lives. And, very often, your home must contain properly installed smoke and carbon monoxide detectors in order for you to sell your home.

Here are the top 3 battery operated smoke and carbon monoxide detector brands available today:

First Alert – This smoke and carbon monoxide detector is extremely popular. It has a silence button to turn off the alarm and a low battery warning. It retails for $24.98.

Kidde – This model uses a voice warning to let you know if smoke or carbon monoxide is detected. It has a Smart Hush button which you can press if you know the smoke it detected is from cooking. It has LEDs and a low battery warning. This model retails for $25.05, making it one of the most popular models available.

Nest Protect – This model is the top of the line. It features Wi-Fi connectivity so that you can receive an alert on your phone if the alarm is activated or if the batteries need replacement.  You also can turn it off from your phone if you know the smoke is from cooking, for example. It speaks to tell you what the problem is so you know what to do. Retails for $118.98.