Features 1、【Quality Material /u0026 Comprehensive Detection】: The alarm is made of ABS fireproof material, corrosion resistance and heat resistance, with long durability. Built-in photoelectric sensor, omnidirectional smoke detection without dead angle. With high sensitivity, low power consumption, and real-time detection, ensure your safety. 2、【Intelligent /u0026 Multiple Alarm Methods】: WiFi photoelectric smoke detector, sound and light alarm, APP alarm, and cloud platform alarm information push, let you master your family safety. So you can get rid of potential danger and economic loss. 3、【Audible /u0026 Visual Alarm】: Real-time indicator light and app push audible alarm. Once smoke or fire danger is detected, the detector/u0027s red indicator light flashes immediately and the independent buzzer alarm sounds over 90db to ensure your safety. 4、【IoT Technology /u0026 Real-Time Push】: Mobilephone APP alarms, wherever you are, home safety situation is in your hands. The alarm can detect the smoke concentration in real-time, once abnormalities are found, the mobilephone APP will immediately push the alarm information, and fast response. 5、【Remote Alarm Notification】: The alarm will alert you via text message or cellphone call so you can take action in time. 6、【Networked Alarm Function】: The alarm sends signals to the cloud platform via the base station, enabling centralized management of multi-cell, multi-family, and multi-situations and improving the efficiency of safety management. 7、【Voice Control】: Compatible with Alexa, Assistant for easy voice control, you can achieve voice control and enjoy the convenience of technology. 8、【Easy Installation】: Easy to install, easy to use, no wiring required, provide screw holes installation and paste-installation two kinds of installation methods, no need for professionals, you can also easily install. 9、【Wide Applications】: Suitable for homes, warehouses, hotels, factories, shopping malls, and other fire protecting areas, to meet your various needs. Specification Package List 1 * Tuya Wifi Smoke Detector