Catch the early signs of a fire and keep your home safe with this white Google Nest Protect smoke and carbon monoxide detector. The split-spectrum sensor detects smoke from as far as 20 feet. Integrated voice technology gives you a friendly heads-up whenever the device detects an issue. This wired Google Nest Protect smoke and carbon monoxide detector integrates a self-testing feature that takes care of daily battery and sensor checks so you don't have to. Works with most Google Nest products (not included). RGB color ring lets you know the alarm status level. Integrated voice technology gives you an early warning. Includes 2nd-gen Google Nest Protect, backplate, screws, batteries and instructions. Detector Type Carbon monoxide, Smoke Sensor Type Photoelectric Wireless Connectivity Wi-Fi Network Connectivity 3G Works With Nest, Hue, Wink, Amazon Alexa Power Source Hard wired Model Number S3003LWES