About this item Built in PIR motion sensor and it will activate the alarm if any movement is detected. Loud 105 db alarm, loud enough to remind you and alarm the intruders. High sensitivity detection, 3-4.5m detect distance with 105° coverage, effectivily protect your home safety. With mount bracket, simple to install on any surface, battery operated, no wiring required. Wireless PIR motion detector alarm can protect and deter intruders in both your home, office, shop etc. .
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