Overview This product uses the principle of electrode water intrusion resistance change to detect water accumulation, adopts MUC intelligent detection method, and the sensor is designed to prevent rust. It has high precision and sensitivity, low power consumption, good long-term stability, reliability, etc. Advantages, this product can be widely used in basements, computer rooms, warehouses and other water storage equipment and places where you need to know about water leakage or overflow. Product information: Input voltage: DC3V CR123A Quiescent current: ≤20uA Alarm current: ≤125mA Low voltage and undervoltage: ≤2.6V WIFI: 802.11b/g/n Detection method: water sense detection Installation method: place on the ground Working temperature:-10-50C Working humidity: maximum 95%RH. Product size: 54*34MM Packing list: 1x Alarm