HY-SA21A-W2 Wireless Smoke Alarm Dahua Airshield Wifi Alarm HY-SA21A-W2(868)
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Key attributes
Industry-specific attributes
Network
wifi
Other attributes
Place of Origin
Zhejiang, China
Brand Name
Dahua
Model Number
HY-SA21A-W2(868)
Collection Type
Smoke
Sampling Period
10 s
Sensor Type
Photoelectric
Alarm Mode
Visual and audible alarm
Silence Function
Yes
Silence Duration
About 12 min
Alarm Response Threshold
0.2 dB/m - 0.3 dB/m
Indicator Light
Red and green LED indicator
Casing
ABS
Installation
Ceiling Mount
Lead time
Product descriptions from the supplier
2 - 199 pieces
$23.00
>= 200 pieces
$22.00
Variations
Total options:1 Special Features;1 Use.
Select nowSpecial Features(1): Remote Control
Remote Control
Use(1)
home security system
Shipping
Shipping fee and delivery date to be negotiated. Chat with supplier now for more details.
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