Price: US$17.98 Free Shipping Buy Now For just US$17.98 , buy 2.4G Wifi Wireless PIR Infrared Motion Smart Sensor Home Security Detector App Remote Control Work with Alarm Host System from the China wholesale webshop. Buy Now Related PostsOriginal Smart WiFi Infrared Motion Sensor Detector PIR Sensor Support TUYA APP Wireless Switch Alarm System for Home Security Anti-theftOriginal Bakeey WiFi PIR Motion Sensor Human Body Infrared Security Alarm Detector Compatible Tuya Smart Life APP Alexa Google Assistant IFTTTOriginal 433MHZ Wireless PIR Sensor Motion Alarm Sensor Low Power LED Reminder Infrared Detector Work with Smart Home Security Alarm Hub SystemOriginal PIR Outdoor Wireless 433 Waterproof Infrared Detector Dual Infrared Motion Sensor For Smart Home Security Alarm System Work With SONOFF RF Bridge 433Original Tuya WiFi CO Detector Sensor Carbon Monoxide Tester Wireless Security Alarm System Mobile Remote AlarmOriginal DP-WD011 USB Charging Smart Home Security Wireless Door Alarm WiFi Window Door Sensor Detector Via App Control Compatible Amazon Alexa Google Home