eWelink Smart WiFi Wireless Door Sensor Door Open / Closed Detectors Action with the other WIFI Switch on the APP

Specifications:

• State of Assembly: Ready-to-Go
• Model Number: WIFI Door Sensor
• Frequency: 2.4Ghz(don't support 5G)
• detection: Open / Close
• Compatibility: All Compatible
• Camera Equipped: No
• Brand Name: AllbeAI
• Battery: 2pcs AAA (not included)
• APP: eWelink
• Add Scene: Action with WIFI Switch