The D-Link Whole Home Smart Wi-Fi Water Leak Sensor Kit includes a hub ... battery-powered and the included phone app ...

Remove the screw on battery ... the water leak sensor. It connects to your Wi-Fi network and allows you to control and ...

Both are work simultaneously, whatever leak sensors contact water, it will warning you in time. Tiny & Wireless: No Wire, Installation Required ... Alarm has over 2 years standby time with Low ...

Both are work simultaneously, whatever leak sensors contact water, it will warning you in time. Tiny & Wireless: No Wire, Installation Required ... Alarm has over 2 years standby time with Low ...

Key features Includes Water Level Monitoring Sensor and YoLink hub Multiple applications: sump pump, AC condensate, toilet leak detection Wireless and battery-powered for easy installation Long ...

You have an ESP8266 board like the Wemos D1, a Li-Ion battery, you want to build a small battery-powered sensor ... do pushbutton or sensor-driven wakeup, manage WiFi, and even read the battery ...

Why it’s a pick: With a 94 dB alarm built into the plug-in hub, the D-Link DCH ... battery-powered sensors. When water is present, the alarm and smartphone alerts can be silenced in the app ...

[Brad] was asked by his Sister to design a motion-based alarm that would ... at night and can be battery-powered. What he came up with is a light-sensitive motion sensor that uses very little ...

The best home security systems provide comfort and confirmation that your abode is always protected—whether that means that you monitor the situation through a phone app or the monitoring is ...

A security camera lets you watch your home from anywhere and doesn't cost nearly as much as a full security system. These are the top indoor security cams we've tested. I'm PCMag's managing editor ...

The top smart outdoor security cams we've tested can withstand the elements and record clear footage any time of the day or night. I’ve been working with computers for ages, starting with a ...