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Dahua Wireless Alarm Smoke Detector
HY-SA21A-W2(868) Wireless Alarm Smoke Detector
Split-spectrum sensor technology
Test and silence features in one single button
Loud sound output over 85 dB(A) at 3 meters
Low quiescent current consumption
Surface-mount device (SMD) circuit board design
Low battery warning signal
1227 Available today, and 5 in store ready for collection
SKU
SECADH-HY-SA21A-W2(868)