1. Detect water leakage, remote notification via mobile App, cooperate with gateway 2. Simple and convenient to use 3. Support intelligent voice control such as IFTTT 4. Display power, alarm management, alarm query 5. Query history, mini portable size 6. Waterproof grade: IP66 7. Voltage: 3V 8. Power: 0.45W 9. Current: about 0.15A 10. Power supply mode: built-in CR2045 button battery 11. Note: The product cannot be used alone. Need to use with gateway 12. Size: about 50X18mm 13. Weight: about 40g