D-Link Wi-Fi Water Leak Sensor and Alarm Starter Kit w/ 2 Add-on Units, Whole Home System with App Notification, AC Powered, No Hub Required (COKT3)

Avoid Costly Water Damage: Master Sensor Plug-in with 2 compact, waterproof Sensor Pod (DCH-S163 x 2) detects leaks; multi-alert system (voice, alarm, text) notifies you right away Alerts include powerful LED strobe light, built-in 100dB alarm, mobile phone notifications, and voice alerts with Google speakers providing real-time notifications wherever you are Easy Setup and Placement: Master Sensor Plug utilizes a 5-foot cord with an attachable 1.5-foot water-sensing cable. Wirelessly expand coverage in up to 16 susceptible areas like next to water heaters, washers, and under sinks with Sensor Pods (DCH-S163). Monitor up to 3 locations out of the box Master Sensor plugs into a wall socket and connects to your home WiFi. The 2 remote Sensor Pods are powered by two AAA batteries (included) with up to a five year lifespan Sensor Pod(s) leverage a Sub-Gigahertz band for greater coverage and connectivity in areas that WiFi cannot penetrate, like the basement