SONOFF DW1 433Mhz Door Window Sensor Compatible With RF Bridge For Smart Home Alarm Security

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:
 
1 x SONOFF® DW1 433Mhz Door Window Sensor