Heyi · HY-321
The Heyi HY-321 is a wireless PIR (Passive Infrared) motion detector specifically designed to prevent false alarms caused by pets. It uses dual-element infrared sensor technology and microprocessor analysis to distinguish between human movement and animals. Product Overview Pet Immunity: Ignores animals weighing up to 35 kg (approx. 77 lbs), making it ideal for homes with pets. Detection Technology: Employs double infrared sensors and automatic temperature compensation to adapt to environmental changes, significantly increasing stability. Security Focus: Designed for residential and commercial intrusion alarm systems, including homes, stores, and warehouses. Key Features Anti-Interference: Features anti-white light and anti-magnetic interference capabilities to maintain accuracy. Low Power Design: Engineered for micro-power consumption with a standby current of ≤10uA, extending battery life. Smart Alerts: Provides low-voltage alarm detection and reports status directly to a connected alarm panel. Adjustable Sensitivity: Allows users to adjust sensitivity levels to suit specific insta