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Dahua Wireless Door/Window Contact (ARD311-W)
32 $
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- Delivery Time : 2 to 6 working days
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Product Description
Specifications
- Name : Wireless door sensor
- Motion distance : 25-40mm
- Alarm prompt : Notification LED light
- Wireless Frequency : 433MHz/868MHz/915MHz
- Transmit Power : 10dBm
- Transmit Distance : 150m(open area/no interference)
- Tamper : Front cover and rear cover protection
- Power : 1xCR123A battery, 3V 50mA
- Installation Way : Screw and glue
- Dimensions : 84*39*22mm(L*W*H)
- Weight : 0.1kg
- Temperature : -10°C~50°C
- Humidity : < 95%
- Installation : Screw or glue to mount
- Certifications : CE, FCC, MABISZ
Features
- Door/Window sensor, 25-40mm motion distance
- Bi-directional communication
- Up to 150m transmission distance (open space/no interference)
- 3 years battery life
- Tamper switch equipped
- Screw or glue to mount
- ABS plastic
- CE, FCC, MABISZ
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