Tuya WiFi Carbon Monoxide Smoke Detector 2-in-1 Smoke Sensor Smart Life APP Control Fire Alarm Security Protection Sensor: Smoke detectors come with a remote control that can be controlled from a cell phone or other device. Smart Smoke Detector and Carbon Monoxide: This Tuya Alarm Smart Smoke Detector is designed for smart smoke detectors, carbon monoxide and carbon monoxide sensors. It also has a user-friendly design and a user-friendly design Practical Design: The smoke detector has a simple design, making it for people who like to use it or in the office. Related Information: Smart Smoke Detector Carbon Monoxide: This Tuya wifi carbon monoxide detector intelligently switches the smoke detector on and off with automatic calibration, which can protect your home and office well from smoke. Tuya WiFi 2-in-1 carbon monoxide smoke detector smart life APP control carbon monoxide smoke sensor fire alarm safety protection This WiFi smoke and carbon monoxide detector is a device that can detect smoke and carbon monoxide in the early of a fire and generate on-site LED indicators and audible alarms, while pushing alarm information to a mobile application via WiFi. Sensor: Infrared photoelectric sensor Power supply: 2 x 1.5V AA replaceable batteries (not included) APP: Tuya/Smart Life APP Includes strobe lights and sirens Carbon monoxide detector for smart life: With a carbon monoxide detector, you can use it as a daily alarm to solve the problem of carbon dioxide spillage. Additionally, it can be used as a smoke detector. Colour:White Material:abs Package Contents: 2 x Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.