VKLSVAN Sonoff DW1 Wireless Automation Doors and windows Alarm Sensor For Smart Home Security System

Description

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 include: 1 x Sonoff DW1 Door and Window alarm sensor