SONOFF DW2-WI-Fi smart-home WiFi 2.4GHz bežični magnetni kontakt, Bluetooth uparivanje i kontrola eWeLink mobilnom aplikacijom, čuva istoriju alarma do 3 meseca, napajanje 3V 2 x AAA baterija, Low-battery upozorenje

SONOFF DW2-RF - 433MHZ RF Wireless Door/Window Sensor • Send the alert to your smartphone when the door/window is opened • Open the door to trigger lights on/off • Compatible with IFTTT service to set more routines • Share the sensor to make more users know the status of home • Can check history records last 3 months • Low power consumption technology maximize the battery life - up to 2 years • Easy to install and remove Note: SONOFF DW2-RF doesn’t come with batteries into package, and it requires gateway like SONOFF 433MHz RF Bridge to use.