โมดูลเซ็นเซอร์วัดระยะอัลตราโซนิก RCWL-1601 พร้อมอินเทอร์เฟซ I2C สำหรับการวัดระยะทาง 2-4.5 เมตร

Smart Home Doorbell Wireless Outdoor Doorbell IP65 Waterproof Door Bell 39 Songs Smart Security Alarm Door Bell Chime Kit

Alarm clock radio FM Bluetooth speaker portable subwoofer speaker music wireless mini subwoofer lamp post

Meian ZigBee 3.0 Flood Water Immersion Leakage Leak Detector Linkage Security Alarm Sensor Overflow Alert Waterproof Smart Home

EWeLink Zigbee Human Motion Detector PIR Infrared Sensor Smart Home Security Alarm APP Remote Control Works With Zigbee Gateway

KERUI Wireless Vibration Alarm Sensors 120dB Ultra-Slim Detector Anti-theft Burglar Alarm for Home Window Door Bike Bag Security

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Tuya Wifi GSM 2G Home Security Alarm System App Control Remote Window Door Pir Siren Smoke Gas Wireless Sensor Infrared

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Multi functional alarm clock, digital LED clock, battery powered home clock, room decoration

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ACJ Wireless Window Door Sensor EV1527 Coding Mode RF 433MHz for Home Security Alarm System Burglar Alarm Kits

Motion Detector Alarm with 2 Remote Controls PIR Motion Sensor Detector Alarm Home Security System for Door Shed Garage Caravan

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KERUI Wireless Home Smoke Detector 80db Fire Protection Firefighter Sensors Store House Security Alarm System

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Tuya ZigBee SOS Emergency Butto Elderly Children Alarm Emergency Help Switch Home Security Protection Smart Life App Control

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