NEST - Smoke and Carbon Nonoxide Detector

This NEST Smoke and Carbon Nonoxide Detector is a smart device that replaces the old smoke alarm. When there is smoke detected within the area, its speak out. It will tell you what to do, if things get worse. Then the flashing red light appears. Also, it will send messages to your phone or tablet whenever you are not at home. You can download the Nest apps for your convenience. You will feel safe, easy to install and UL certification. All you need to operate is to put six AA batteries. You don't often need to replace the batteries. It will last at least years. The design looks modern and expensive. The color of the LED ring around the center button will give some color to the ceiling. The green light represents the batteries and sensors are fully functional. The red light represents there is an emergency. The yellow light represents detect some smoke, or it may be low on batteries. The night white light represents someone is walking through or walking underneath it. The price is $129.