Specifications:

• Type: Door Alarm
• Type D: Window Sensor
• Type C: WiFi Door Alarm
• Type B: WiFi Door Sensor
• Type A: Door Sensor
• Origin: CN(Origin)
• Model Number: WiFi Door Alarm
• Feature: Smart Home Security
• Feature B: Tuya or SmartLife App Control
• Feature A: Works With Alexa Google Home IFTTT
• Brand Name: Elivco