Onvis Thread-Enabled HomeKit Door Window Contact Sensor,Wireless Mini Low-Energy Contact Sensor for Alarm System and Smart Home Automation, No Hub Required(2Pack) - CT3--2

• 【WHAT’S NEW】The Onvis contact sensor now is upgraded to support Thread - This allow you get instant alerts when windows or doors open in your home.It can control other HomeKit-accessories when you are away home which requires HomePod mini and Apple TV 【Onvis Door Sensor, Keep Your Home And Family Safe】 Onvis door sensor will send you notifications when there's a ON/OFF state change, reminding you whether the door or window is open or closed, 24/7 door sensor will monitor home, office, garage, warehouse, and more. 【Window & Door Sensor For Home Security System】Onvis Thread-enabled door sensor works exclusively with Apple HomeKit. Creating home automations with other HomeKit enabled accessories. For example, with the front door opened, the hallway lights can be turn on automatically. 【Low Energy Consumption And Long Standby Time】 The door sensor uses bluetooth low energy and powered by CR2450 cell battery, offering low power consumption and 1 year standby time. Excellent quality and seamless installation. 【Record and Export】 Shows detection records over the recent 30 days and can be checked on ONVIS Home App or Apple devices. 【Reliable and Privacy】100% Privacy: No Onvis cloud, no registration, no tracking. 【IMPORTANT Updates 】Please upgrade your Onvis APP to v4.0.2. This version App supports CT3 firmware upgrade from v1.3.1 & v1.4.4 to v1.5.3, which greatly improves CT3 low-power performance, and enables on/off records., Manufacturer: Onvis