Dahua Wireless Door/Window Contact (ARD311-W)

32 $

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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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