--- product_id: 633705978 title: "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)" brand: "onvis" price: "406.85 DT" currency: TND in_stock: true category: "Onvis" url: https://www.desertcart.tn/products/633705978-onvis-thread-enabled-homekit-door-window-contact-sensor-wireless-mini store_origin: TN region: Tunisia --- # Thread-enabled ultra-low latency 1-year battery life 100% privacy, no cloud tracking 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) **Brand:** onvis **Price:** 406.85 DT **Availability:** ✅ In Stock ## Summary > 🔐 Stay ahead of intruders with smart, silent security. ## Quick Answers - **What is this?** 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) by onvis - **How much does it cost?** 406.85 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/633705978-onvis-thread-enabled-homekit-door-window-contact-sensor-wireless-mini) ## Best For - onvis enthusiasts ## Why This Product - Trusted onvis brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Instant Smart Alerts:** Get real-time notifications the moment your door or window opens—never miss a security event again. - • **Privacy-First Design:** No cloud storage, no registration, no tracking—your home security data stays strictly on your devices. - • **Comprehensive Activity Logs:** Review and export 30 days of door/window open-close records via the Onvis app or Apple devices for peace of mind. - • **Seamless HomeKit Integration:** Effortlessly automate your smart home with Apple HomeKit—trigger lights, alarms, and more without a hub. - • **Ultra-Low Energy Consumption:** Powered by a single CR2450 battery, enjoy up to 1 year of uninterrupted monitoring with minimal power use. ## Overview The Onvis Thread-Enabled HomeKit Door Window Contact Sensor is a wireless, mini contact sensor designed for smart home security. It supports Thread technology for instant alerts and seamless Apple HomeKit automation without requiring a hub. Featuring ultra-low energy consumption powered by a CR2450 battery, it offers up to one year of standby time. The sensor ensures 100% privacy with no cloud tracking and provides 30-day activity logs accessible via the Onvis app or Apple devices. Ideal for doors, windows, and various entry points, it combines cutting-edge tech with user-friendly installation and management. ## Description Buy 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) online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase. ## Features - 【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. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BXP613WN | | ASIN | B0BXP613WN | | Audible Noise | 75 Decibels | | Batteries | 1 CR2 batteries required. (included) | | Battery Description | Alkaline | | Best Sellers Rank | #34,953 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #47 in Home Security Door & Window Sensors | | Brand | Onvis | | Built-In Media | 2*Onvis Smart Door & Window Sensor1* adhesive backing 1*user manual 1*Reset pin | | Color | white | | Compatible Devices | HomeKit-enabled Apple devices | | Control Method | App | | Country of Origin | China | | Country of origin | China | | Customer Reviews | 4.0 4.0 out of 5 stars (59) | | Customer reviews | 4.0 4.0 out of 5 stars (59) | | Date First Available | 14 May 2024 | | Item model number | CT3-N | | Manufacturer | Onvis | | Manufacturer | Onvis | | Manufacturer Warranty Description | 1Year | | Mfr Part Number | CT3--2 | | Model Number | CT3-N | | Mounting Type | Door Mount, Window Mount | | Number of Batteries | 1 CR2 batteries required. (included) | | Power Source | Battery Powered | | Product Dimensions | 3 x 4.6 x 1.5 cm; 68 g | | Sensor Technology | Contact Sensor | | Size | 2 | | Unit Count | 2.0 Count | | Voltage | 3 Volts | ## Product Details - **Battery description:** Alkaline - **Brand:** Onvis - **Colour:** white - **Compatible devices:** HomeKit-enabled Apple devices - **Power source:** Battery Powered ## Images ![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) - Image 1](https://m.media-amazon.com/images/I/61GJ+Fjg28L.jpg) ## Questions & Answers **Q: Can it worked with Apple device ?** A: Yes,it's a homekit sensor **Q: Can I control it by voice?** A: Of course you can! "Hey Siri, turn the kitchen light to 30%." It's very easy to use! **Q: Is the battery rechargeable ?** A: No,you can replace the battery **Q: Can I remotely control it with my mobile phone?** A: Yes,but requre a hub ( Homepod mini or Apple TV) ## Frequently Bought Together - Onvis Thread-Enabled HomeKit Door Window Contact Sensor,Wireless Mini Low-Energy Contact Sensor for Alarm System and Smart Home Automation, iOS Only (2Pack) - Onvis Smart Button, 5-Keys Smart Switch, Scene Controller, Compatible with Apple HomeKit, Automatically Trigger Accessories & Scenes-Thread (iOS 17.4 or Later is Required) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/633705978-onvis-thread-enabled-homekit-door-window-contact-sensor-wireless-mini](https://www.desertcart.tn/products/633705978-onvis-thread-enabled-homekit-door-window-contact-sensor-wireless-mini) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-21*