New type of WiFi solar powered outdoor strobe siren with sound and light alarm function, no electricity cost, energy-saving, eco-friendly and safe for your family. 1 Strobe Alarm Siren. Smart alarm: built-in PIR human body infrared sensor, when the intruder enters the sensing area, the device will send out a 120 decibels audible alarm and light flashing visual alarm, threat and prompt.
eBay