CallTou Solar Driveway Alarm System - Wireless Security Alert with Long Range PIR Motion Sensor and Expandable Capability for Home/Office Safety (1 Sensor + 1 Receiver) Color:Black 【Applicable Scenes Crowd】 Ideal for

【Applicable Scenes Crowd】 Ideal for teachers

a person will be able to press the watch pager to ask for help

It is recommended to change it once every 12 months

as long as your smartphone is connected to WiFi

long press the power key to turn off

CallTou Solar Driveway Alarm System - Wireless Security Alert with Long Range PIR Motion Sensor and Expandable Capability for Home/Office Safety (1 Sensor + 1 Receiver) Color:Black 【Applicable Scenes Crowd】 Ideal forProduct Description About this item Illuminate your security with the CallTou Solar Driveway Alarm System! Detect movement of people, vehicles, and large animals with this solar powered wireless alert system. Upon detection, enjoy a loud warning sound and flashing lights for heightened security. With a sensing range of 7 10m and 360 adjustable angle, the system covers up to 984 feet in open areas. Expand your defense by pairing more sensors or