# TLDR Review: First Alert CO Detector with 10-Year Battery & Temp Display

*Published: 2025-02-14 | Updated: 2025-01-08 | Source: https://shopsavvy.com/reviews-tldr/first-alert-co-detector-with-10-year-battery-and-temp-display*

---

## Verdict

The First Alert CO710 Carbon Monoxide Detector is a reliable and easy-to-use device that ensures safety with its long battery life and user-friendly features.

**Top pro:** Versatile placement options

## Product: First Alert CO Detector with 10-Year Battery & Temp Display
**Brand:** First Alert
[Compare prices and price history on ShopSavvy](https://shopsavvy.com/products/first-alert-co-detector-with-10-year-battery-and-temp-display)

## Pros
- Versatile placement options
- Backlit digital display for real-time readings
- Impressive 10-year battery life
- Ease of setup
- Sleek design that fits with home decor

## Last Seen Prices

*Each price is the last one ShopSavvy observed, on 2026-05-31; it may have changed since.*

| Retailer | Price | Availability | Last seen |
|----------|-------|-------------|-----------|
| [Amazon](https://shopsavvy.com/api/redirect/products/hBZdLDTm37WTu0esX6yP/offers/63085be2-15ec-5651-fb76-07ce9b18f96e?source=shopsavvy&medium=article-review-tldr) | $38.99  | In Stock | 2026-05-31 (may have changed) |

[See every retailer and the full price history on ShopSavvy](https://shopsavvy.com/products/first-alert-co-detector-with-10-year-battery-and-temp-display)

---

*About this review: it summarizes the professional reviews and customer ratings ShopSavvy collected for this product, alongside prices from ShopSavvy's price data (each price shows when it 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.*