--- product_id: 195116877 title: "Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy Installation | Base Station Required" price: "€ 36.38" currency: EUR in_stock: true url: https://www.desertcart.es/products/195116877-ring-alarm-contact-sensor-2nd-gen-instant-window-and-door store_origin: ES region: Spain --- # slim, compact design instant mobile alerts 3-year battery life Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy Installation | Base Station Required **Price:** € 36.38 **Availability:** ✅ In Stock ## Summary > 🔔 Stay one step ahead with instant alerts and sleek security. ## Quick Answers - **What is this?** Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy Installation | Base Station Required - **How much does it cost?** € 36.38 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/195116877-ring-alarm-contact-sensor-2nd-gen-instant-window-and-door) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Discreet & Sleek:** Slim profile fits unobtrusively on any door or window frame, blending with your modern home. - • **Long-Lasting Power:** Up to 3 years of battery life means fewer replacements and uninterrupted peace of mind. - • **Tool-Free Installation:** Get up and running in minutes—no tools or professional help needed. - • **Stay Connected Anywhere:** Receive instant alerts on your phone, so you’re always in the know, even on the go. - • **Seamless Security Integration:** Effortlessly pairs with your Ring Alarm Base Station for real-time protection. ## Overview The Ring Alarm Contact Sensor 2-Pack (2nd Gen) offers compact, tool-free installation on doors and windows, delivering instant mobile alerts via Z-Wave connectivity to your Ring Alarm Base Station. With an impressive 3-year battery life and a slim design, it ensures reliable, discreet home security that keeps you connected and in control wherever you are. ## Description desertcart.com: Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy Installation | Base Station Required : Tools & Home Improvement ## Features - Get instant mobile alerts when doors and windows open in your home. - Now smaller to enable increased placement options. - Easy installation with no tools required. - See more. Know more. Protect more. - Record 24/7 on your eligible cameras, scroll back in time to rewatch what you missed, get alerts for people and package, and so much more with an compatible Ring Home subscription (sold separately). - Includes two 3V CR2032 batteries. - Requires the Ring Alarm Base Station. ## Technical Specifications | Specification | Value | |---------------|-------| | Power | CR2032 coin cell batteries | | Battery life | Approximately 3 years | | Max distance between sensors | 1 inch. Leave ½” space on non-magnet side to access battery compartment | | Operating conditions | Indoor use, 32°F to 120°F (0°C to 49°C) | | Dimensions | 1.56 in x 2.09 in x 0.55 in | | Installation | Mounts to doors and windows, Ring Alarm Kit required | | Connectivity | Z-Wave (250-foot range to Base Station open air, line of sight) | | Warranty and service | 1-year limited warranty and service included. Use of Ring Alarm Kit is subject to the terms found here. License information can be found here. | | Support | Click here to view more information on the Ring Alarm Kit support page. For monitoring licenses, visit ring.com/licenses. | ## Images ![Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy Installation | Base Station Required - Image 1](https://m.media-amazon.com/images/I/51RDFM5cidL.jpg) ![Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy Installation | Base Station Required - Image 2](https://m.media-amazon.com/images/I/41siPqHKP1L.jpg) ![Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy Installation | Base Station Required - Image 3](https://m.media-amazon.com/images/I/51edNlMRAjL.jpg) ![Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy Installation | Base Station Required - Image 4](https://m.media-amazon.com/images/I/61KM32Gi3TL.jpg) --- ## 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.es/products/195116877-ring-alarm-contact-sensor-2nd-gen-instant-window-and-door](https://www.desertcart.es/products/195116877-ring-alarm-contact-sensor-2nd-gen-instant-window-and-door) --- *Product available on Desertcart Spain* *Store origin: ES* *Last updated: 2026-07-13*