Leaking Dripping 2 water sensitive probes on the front for monitoring pipedrain drip and 4 rear probes for detection water leak floor moistureflood. Both are work simultaneously, whatever leak sensors contact water, it will warning you in time. [Notice] This Water Leak Sensor Model WD60 does not have WiFi and Bluetooth functions, does not support connecting to the METAK W13 WiFi gateway, and cannot work with another product ASIN B0DKFGH6MC in this store. Loud Mute Our water leak alarm have loud and Mute Mode. It can emit 100 dB audio and loud enough to be heard even if leaks happened in basement. Press the button to mute the Water Detector Alarm when you arrived the flooded place. Tiny Wireless No Wire, Installation Required. Mini size allows you to put water leak alarms on any places, where the water leak may be happened. Such as house, underground, Pool, under Washing Machine, etc. Ultra Lifespan Due to builtin 2*AAA Battery and energyefficient circuit, our Floor Water Sensor Moisture Alarm has over 2 years standby time with Low Battery Alert, which reminds you to replace battery in time via flashing red light. Real IP66 Waterproof The Water Alarm Detector is made of ABS Stainless Steel, helps water sensor keep sensibility during the long time used without rust. Mounting Battery from the front to protect battery from getting wet and safer.