Wireless GSM Home Security Alarm System Kit with 7 PIR Sensors & Door Sensors

7 x Wireless Wide-Angle Anti-Tamper PIR Motion Sensor with 20 pcs nuts and nuts covers. Wireless Wide-Angle Anti-Tamper PIR Motion Detector. GSM 850/900/1800/1900MHz. 1 x Wireless Weatherproof External Outdoor Flash Alarm.

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