ZigBee mini Water Leakage Sensor Ewelink Water Level Detector Security Protection Against Water Leaks Overflow Alarm smart home Description: Note: The product must be used with an eWelink zigbee gateway and cannot be used alone Characteristics: 1 detect water leaks! Mobile App Remote Notification Gateway 2 easy to use and convenient 3 Show power alarm management query 4 check the story 5 size mini portable Specifications: Specification: Power input: DC3V (CR2032 battery) Connection method: Zigbee 802.15.4 Material: PC ABS Operation system: For iOS8.0 / Android4.0 and Product size: 50 * 50 * 18MM White color Package Included: 1 * water level detector 1 * Manual