Tuya Wifi 2-in-1 Home Fire Detector with Smoke and Carbon Monoxide

"This smart detector can not only detect smoke but also carbon monoxide. You can connect the Tuya app to receive alerts, which is smart and saves you time. Try it; it won't let you down. Features: The carbon monoxide sensor and infrared photoelectric sensor are processed using microcomputer control technology and feature good stability, low power consumption, and high sensitivity. Wide range of applications: Suitable for use near gas water heaters, bedrooms, living rooms, parking lots, schools, libraries, factories, hotels, etc. With audible and LED lights, and two alarm functions, it can respond quickly. When the detector is triggered, it will emit an 85dB alarm sound, providing you with a better experience. Remote viewing on the Tuya app: After connecting to the Tuya app, you can view and receive alerts even when you are not at home. Mounting brackets and screw kits are easy to install." easy to install and are also made of a thin material that you won't need to replace as often. Features: Material: White ABS Power Supply: 2 AA batteries (not included) Operating Current: 15uA (standby), 70mA (alarm) Alarm Volume: 85 dB(A) at 3 meters Smoke Sensitivity: 0.09 ~ 0.17dB/m Carbon Monoxide Sensitivity: 50 ppm: 60 to 90 minutes 100 ppm: 10 to 40 minutes 300 ppm: ≤3 minutes Wi-Fi Connection: 802.11 b/g/n @ 2.4G Complies with Standard 1: EN14604: 2005 / AC: 2008 (for smoke detectors) Complies with Standard 2: EN50291:2010 (for carbon monoxide detectors) Package Size: 125*125*30mm/4.9*4.9*1.2in Package weight: 146g / 5.1oz Packing list: 1 * smoke and carbon monoxide detector 1 * user manual