3pcs Sonoff DW1 Door Window Alarm Sensor 433mhz WiFi Wireless Automation Anti-Theft Alarm For Smart Home Security Alarm System

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Model Number Sonoff DW1

Max Speed Door Sensor

State of Assembly Ready-to-Go

Gyro N/A

Brand Name SONOFF

Features Flashing

Scale 1:5

Sonoff Dw1 Sensor Door Window Sensor

  Features: Ultra-low power magnetic dedicated microprocessor Supports wireless frequency of 433.92MHz 200m wireless transmit distance Built-in antenna provided Less than 1μA quiescent current   Specifications: Support Battery: 12V 23A  Wireless frequency: 433.92MHz Protocol: EV1527 Quiescent current: ≤5μA Emission current: ≤10mA Operating environment: -10℃-50℃ (14℉-122℉) Product Size: 77*49.5*18.8mm Battery: length 27mm, diameter 10mm, this model doesn’t come with battery Weight: 45g   Package included: 3 x SONOFF DW1 433Mhz Door Window Sensor   Noted: Sonoff door sensor, need to work with sonoff RF bridge, then you can control it by phone. One RF bridge max control 16 RF devices,