【Dual Detection Technology】Advanced smoke and carbon monoxide detection in one device for comprehensive home safety. 【WiFi Connectivity】Smart WiFi-enabled alarm system for real-time alerts and remote monitoring. 【High-Decibel Alarm】Loud 85+ dB alarm ensures alerts are heard throughout your home for quick response times. 【Energy-Efficient Design】Low power consumption, powered by AA batteries for long-lasting operation. 【High Sensitivity】It adopts microcomputer control technology for processing, and has the characteristics of good stability, low power consumption and high sensitivity. Specifications: Model: SMCO01 Material: ABS plastic Sensor Type: Infrared photoelectric sensor Features: Includes flashlight and alarm Alarm Current: <30 mA Standby Current: <10 uA Operating Temperature: 0-40℃ Operating Humidity: 10%-95% relative humidity Power Source: 2 x 1.5V AA (not included) Alarm Sound Level: >85 dB at 3 meters Dimensions: ф120 x 31 mm Connectivity Options: Independent, WiFi, RF (selectable)