--- product_id: 793201089 title: "BRK SMCO210, 10-Year Sealed Battery Combination Smoke & Carbon Monoxide Alarm with Slim Profile Design, 1-Pack" brand: "first alert" price: "$182.12" currency: USD in_stock: true reviews_count: 5 category: "First Alert" url: https://www.desertcart.us/products/793201089-brk-smco210-10-year-sealed-battery-combination-smoke-and-carbon store_origin: US region: United States of America --- # Slim profile design 10-year sealed battery Precision Detection tech BRK SMCO210, 10-Year Sealed Battery Combination Smoke & Carbon Monoxide Alarm with Slim Profile Design, 1-Pack **Brand:** first alert **Price:** $182.12 **Availability:** ✅ In Stock ## Summary > 🚨 Slim, smart, and sealed for a decade—safety that keeps up with your lifestyle. ## Quick Answers - **What is this?** BRK SMCO210, 10-Year Sealed Battery Combination Smoke & Carbon Monoxide Alarm with Slim Profile Design, 1-Pack by first alert - **How much does it cost?** $182.12 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/793201089-brk-smco210-10-year-sealed-battery-combination-smoke-and-carbon) ## Best For - first alert enthusiasts ## Why This Product - Trusted first alert brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Sleek & Subtle:** Half the depth of standard alarms, this slim design blends seamlessly into your modern space. - • **Decade-Long Power:** Forget battery hassles with a sealed 10-year battery that outlasts most alarms. - • **End-of-Life Alert:** Stay ahead with timely replacement warnings—never get caught off guard. - • **Smart Sensing Tech:** Advanced Precision Detection reduces false alarms from cooking—peace of mind without the noise. - • **Dual Threat Defense:** Protect your home with 2-in-1 smoke & CO detection—because safety shouldn’t be complicated. ## Overview The First Alert BRK SMCO210 is a compact, 2-in-1 smoke and carbon monoxide alarm featuring advanced Precision Detection technology to minimize false alarms. It boasts a 10-year sealed battery, eliminating the need for replacements and low battery chirps, and a slim profile design that fits discreetly in any home. With end-of-life alerts, it ensures continuous, reliable protection for a full decade. ## Description The First Alert SMCO210 10-Year Sealed Battery Combination Smoke & Carbon Monoxide Alarm with Slim Profile Design uses First Alert's Precision Detection advanced sensing technology and meets new industry standards. This 2-in-1 alarm provides convenient protection against both fire and carbon monoxide (CO). Also equipped with a 10-year sealed battery to eliminate the need for battery replacements and low battery chirps. Review: Worked briefly then quit after a short period of time. Review: Easy ## Features - First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency. - Provides reliable 2-in-1 protection against both smoke and carbon monoxide in an easy to install alarm - 10-Year sealed battery eliminates battery replacements and low battery chirps for the life of the alarm - End-of-life warning lets you know when it’s time to replace the alarm - Slim profile design is half the depth of a standard alarm ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CJMMVST2 | | Alarm | Audible | | Brand | First Alert | | Colour | White | | Country of Origin | China | | Customer Reviews | 4.1 out of 5 stars 1,220 Reviews | | Item Type Name | Combination Alarm | | Item Weight | 186 g | | Manufacturer | Resideo | | Model Number | SMCO210 | | Power Source | बटरी सचालित | | Product Style | Compact | | Sensor Type | Photoelectric | | Style | Compact | | UPC | 029054022233 | | Unit Count | 1.0 Count | ## Product Details - **Alarm:** Audible - **Brand:** First Alert - **Colour:** White - **Manufacturer:** Resideo - **Number of Items:** 1 - **Power Source:** बटरी सचालित - **Sensor Type:** Photoelectric - **Style:** Compact - **UPC:** 029054022233 ## Images ![BRK SMCO210, 10-Year Sealed Battery Combination Smoke & Carbon Monoxide Alarm with Slim Profile Design, 1-Pack - Image 1](https://m.media-amazon.com/images/I/6133EaBjygL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Worked briefly then quit after a short period of time. *by C***. on 3 November 2025* ### ⭐⭐⭐⭐⭐ Easy *by R***N on 25 November 2024* ### ⭐ Complete garbage *by B***B on 2 November 2025* ## Frequently Bought Together - First Alert SMCO210, 10-Year Sealed Battery Combination Smoke & Carbon Monoxide Alarm with Slim Profile Design, 1-Pack - First Alert SM210, 10-Year Sealed Battery Smoke Alarm with Slim Profile Design, 1-Pack - First Alert Smoke Alarm, Battery-Operated Detector with Test & Silence Button, SMI100, 1-Pack --- ## 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.us/products/793201089-brk-smco210-10-year-sealed-battery-combination-smoke-and-carbon](https://www.desertcart.us/products/793201089-brk-smco210-10-year-sealed-battery-combination-smoke-and-carbon) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-18*