Amcrest Home Security System, DIY Smart Home Alarm System for Home with No Monthly Fees, Remote Arm/Disarm & Phone App Alerts, 4 Pieces-Kit (PIR Motion Sensor, Door Window Sensor, Alarm Hub)

* Wireless Security System - A smart way to protect your house with the Amcrest SmartHome Security System. This 4-piece kit includes the 1 PIR Motion Sensor, 2 Windows & Door sensors, and 1 Alarm Hub. * Smart Alarm System - Amcrest SmartHome Alarm Security System is an affordable solution for your home/business security. You have full control over the window/door alarms for home security through the smartphone SmartHome App and get instant notifications of alarm alerts in your house or business. * Customizable - You can add extra door and window sensors, PIR motion detectors to different rooms in your home/business security systems; It supports the expansion of up to 32 door/window sensors and PIR Motions Sensors, which can be added to the WiFi alarm station. * DIY Installation - Easily set up the Amcrest SmartHome Alarm Kit Wireless Home Security System in minutes without tools. The wireless connection devices don't damage the wall. The alarm station should always connect via the USB cable to the AC adapt...