# SimpliSafe Smoke & Carbon Monoxide Detector

*Published: 2026-01-03 | Updated: 2026-01-03 | Source: https://shopsavvy.com/products/simplisafe-smoke-and-carbon-monoxide-detector*

---
**Brand:** SimpliSafe
**Price Range:** $34.99 - $69.99 across 4 retailers

## Pros
- Provides immediate emergency response with SimpliSafe monitoring service calling right away when alarm is triggered
- Extremely easy installation and setup process that syncs with the app immediately
- Highly accurate detection of fire and carbon monoxide with proven real-world performance
- Seamless integration with existing SimpliSafe system and hub
- Responsive and proactive customer service that calls to verify your safety when alarms trigger
- Professional monitoring service can apply temporary bypasses when needed
- Includes lifetime warranty on devices with premium SimpliSafe subscription
- Company provides free replacement units and covers return shipping if devices fail
- Small, high-quality construction with excellent fit and finish

## Cons
- Occasional unit failures reported within first few weeks of purchase
- Smoke and CO detectors have a limited lifespan and should not be trusted beyond 10 years old
- Alarm can be overly sensitive and trigger from cooking heat

## Last Seen Prices

| Retailer | Price | Availability | Last seen | Store's standard terms |
|----------|-------|-------------|-----------|------------------------|
| [retailers/paymore](https://shopsavvy.com/api/redirect/products/b8462abc-c658-c60d-89ff-c362ffe960b9/offers/ed110d28-56ff-48e0-c9c7-7b3eda8d2592?source=shopsavvy&medium=product-page) | $34.99  | In Stock | 2026-01-03 (may have changed) |  |
| [retailers/bestbuy](https://shopsavvy.com/api/redirect/products/b8462abc-c658-c60d-89ff-c362ffe960b9/offers/04bfb719-a673-8e95-2380-6fd96f0a62e9?source=shopsavvy&medium=product-page) | $69.99  | In Stock | 2026-01-03 (may have changed) | 15-day returns (in store too) · free return shipping · free shipping on $35+ |
| [retailers/amazon](https://shopsavvy.com/api/redirect/products/b8462abc-c658-c60d-89ff-c362ffe960b9/offers/5ab2544e-2a89-1f12-5ccd-6f5a8e98ff2c?source=shopsavvy&medium=product-page) | $69.99  | In Stock | 2026-01-03 (may have changed) | 30-day returns (in store too) |
| [retailers/lowes](https://shopsavvy.com/api/redirect/products/b8462abc-c658-c60d-89ff-c362ffe960b9/offers/9b3c4c66-dc92-5d9a-48d6-8ca50b7a8beb?source=shopsavvy&medium=product-page) | $69.99  | In Stock | 2026-01-03 (may have changed) | 90-day returns (in store too) |

*Store terms are each retailer's standard return and shipping policy from ShopSavvy's retailer research; some products and categories differ, so check with the store before buying.*

[See every retailer and the full price history on ShopSavvy](https://shopsavvy.com/products/simplisafe-smoke-and-carbon-monoxide-detector)

---

*About this page: ShopSavvy compares prices across thousands of retailers, aggregates expert and user reviews, and tracks price history to help you make informed buying decisions. Prices are collected from retailer listings; the Current Prices table shows the date each price was last seen.*

*Machine-readable access: append `.md` to any ShopSavvy URL, or send `Accept: text/markdown`, to get this page as Markdown. For the same catalogue as structured JSON — product lookup by barcode/ASIN/URL, live prices across retailers, and price history — see ShopSavvy's MCP server at https://shopsavvy.com/agents and the Data API at https://shopsavvy.com/data.*