【Smart WiFi Leak Detection】The SQ400A is a WiFi-enabled smart water leak detector designed for home use, providing real-time alerts for water leaks and overflow situations. 【Intelligent Connectivity】Compatible with Alexa and Google Assistant, allowing for seamless integration with your smart home ecosystem and enabling voice-controlled status checks. 【Real-Time Monitoring】Constantly monitors for water presence and sends instant notifications to your smartphone via the dedicated app, ensuring you're always informed about potential leaks. 【Smart Linkage】Supports intelligent linkage with other smart devices, enabling automated responses to detected leaks for enhanced home protection. 【Low Battery Alerts】The app provides timely low battery reminders, ensuring your device is always operational and ready to detect leaks. Specifications: Input voltage: DC3V LR03 Quiescent current: ≤10uA Alarm current: ≤160mA Low power undervoltage: ≤2.6V WIFI: 802.11b/g/n Detection method: Water detection Installation method: Wall-mounted Working temperature: -10-50℃ Working humidity: Maximum 95%RH Dimensions: 24x69x16(mm)