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Kerui motion sensor alarm wireless 433mhz pir detector smart home device
$16$29.2-45.21%
Special Features:
PIR detector
Use:
Home Security System
Quantity:
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Features
Wireless 433MHz PIR Motion Sensor Alarm
Ultra-sensitive infrared detection with 120° wide-angle coverage for precise motion tracking. Built-in high-gain antenna ensures stable 433MHz wireless transmission up to 100m in open areas. Durable ABS housing with IP44 waterproof rating for indoor/outdoor use—ideal for homes, warehouses, garages, and retail spaces. Anti-pet design ignores movements under 20kg to reduce false alarms. Easy integration with smart home systems (compatible with most 433MHz receivers). Low-power design with replaceable CR123A battery (12-month lifespan). Install in seconds via adhesive backing or screw mounting. FCC/CE certified for safety and reliability. Bulk discounts available for wholesalers.
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