--- product_id: 104038509 title: "Marathon Replacement Remote Outdoor Sensor - Monitors Indoor & Outdoor Temperature in Celsius or Fahrenheit - Compatible with Model 27-FD Atomic Clock" brand: "marathon" price: "FREE" currency: PAB in_stock: false url: https://www.desertcart.com.pa/products/104038509-marathon-replacement-remote-outdoor-sensor-monitors-indoor-and-outdoor-temperature store_origin: PA region: Panama --- # Atomic clock sync, auto time set Battery-powered for flexible placement Dual indoor/outdoor temp monitoring Marathon Replacement Remote Outdoor Sensor - Monitors Indoor & Outdoor Temperature in Celsius or Fahrenheit - Compatible with Model 27-FD Atomic Clock **Brand:** marathon **Price:** FREE **Availability:** ❌ Out of Stock ## Summary > 🌟 Stay ahead of time and temperature—because precision is the new power move. ## Quick Answers - **What is this?** Marathon Replacement Remote Outdoor Sensor - Monitors Indoor & Outdoor Temperature in Celsius or Fahrenheit - Compatible with Model 27-FD Atomic Clock by marathon - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/104038509-marathon-replacement-remote-outdoor-sensor-monitors-indoor-and-outdoor-temperature) ## Best For - marathon enthusiasts ## Why This Product - Trusted marathon brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Multi-Format Display:** Switch easily between 12- or 24-hour time formats and view calendar and temperature at a glance. - • **Atomic Accuracy Timekeeping:** Syncs automatically with NIST’s Atomic Clock for flawless, self-adjusting time and date. - • **Flexible Placement Anywhere:** Wireless and battery-powered sensor lets you position it wherever you need, no wiring hassles. - • **Trusted Craftsmanship Legacy:** From a family-owned brand since 1941, combining Swiss precision with modern design for lasting quality. - • **Precision Temperature Tracking:** Monitor indoor & outdoor temps in °C or °F with a clear remote display—no need to check the main unit. ## Overview The Marathon Replacement Remote Outdoor Sensor is a wireless, battery-powered device that monitors indoor and outdoor temperatures in Celsius or Fahrenheit. Designed to pair seamlessly with the Model 27-FD Atomic Clock, it features a self-setting, self-adjusting clock synchronized with NIST’s Atomic Clock for unmatched accuracy. Its versatile display supports multiple time formats and calendar views, all backed by Marathon’s legacy of Swiss-engineered precision since 1941. ## Description Buy Marathon Replacement Remote Outdoor Sensor - Monitors Indoor & Outdoor Temperature in Celsius or Fahrenheit - Compatible with Model 27-FD Atomic Clock: Weather Stations - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - REPLACEMENT REMOTE SENSOR - Our replacement wireless remote sensor monitors indoor & outdoor temperatures in Celsius or Fahrenheit. The sensor is equipped with a display so you can view the information without returning to the main unit. - SELF-SETTING, SELF-ADJUSTING CLOCK - This sensor works with our multi-functional atomic clock, which features self-setting, self-adjusting time based on the radio frequencies broadcast from NIST’s Atomic Clock (only available in N. America). - VERSATILE - The sensor and main clock are battery powered, so placement is flexible. On the clock, a calendar view, 12- or 24-Hour time formats & temperature are also displayed—all seen with one quick glance. - FAMILY OWNED & OPERATED - Marathon has been manufacturing precision timing instruments since 1941. Today, they continue their legacy, combining modern design sensibility with Swiss engineering & craftsmanship to ensure the highest quality products. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07HP7Z7XY | | Additional Features | High Accuracy | | Age Range Description | Adult | | Best Sellers Rank | #656,424 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #923 in Weather Stations | | Brand Name | MARATHON | | Color | Gray | | Connectivity Technology | wireless | | Customer Reviews | 3.8 3.8 out of 5 stars (67) | | Display Type | Digital | | Included Components | Battery | | Indoor Outdoor Usage | Indoor | | Item Weight | 2.88 ounces | | Manufacturer | MARATHON | | Model | CL030027-RS | | Model Name | 27-FD | | Number of Batteries | 2 AA batteries required. | | Outer Material | Plastic or Glass | | Part Number | CL030027-RS | | Power Source | Battery Powered | | Product Care Instructions | Wipe Clean | | Resolution | decimal fraction of a degree | | Response Time | 60 seconds | | Reusability | Reusable | | Specification Met | FCC | | Style Name | Modern | | UPC | 063442321881 | | Unit Count | 1 Count | | Upper Temperature Range | 50 °C | ## Product Details - **Age Range (Description):** Adult - **Brand:** MARATHON - **Color:** Gray - **Connectivity Technology:** wireless - **Display Type:** Digital - **Included Components:** Battery - **Outer Material:** Plastic or Glass - **Product Care Instructions:** Wipe Clean - **Special Feature:** High Accuracy - **Specification Met:** FCC ## Images ![Marathon Replacement Remote Outdoor Sensor - Monitors Indoor & Outdoor Temperature in Celsius or Fahrenheit - Compatible with Model 27-FD Atomic Clock - Image 1](https://m.media-amazon.com/images/I/31xOLKggmlL.jpg) ![Marathon Replacement Remote Outdoor Sensor - Monitors Indoor & Outdoor Temperature in Celsius or Fahrenheit - Compatible with Model 27-FD Atomic Clock - Image 2](https://m.media-amazon.com/images/I/41aVfzHepaL.jpg) ![Marathon Replacement Remote Outdoor Sensor - Monitors Indoor & Outdoor Temperature in Celsius or Fahrenheit - Compatible with Model 27-FD Atomic Clock - Image 3](https://m.media-amazon.com/images/I/315GJPlcUYL.jpg) ![Marathon Replacement Remote Outdoor Sensor - Monitors Indoor & Outdoor Temperature in Celsius or Fahrenheit - Compatible with Model 27-FD Atomic Clock - Image 4](https://m.media-amazon.com/images/I/31D+aOQZCrL.jpg) ![Marathon Replacement Remote Outdoor Sensor - Monitors Indoor & Outdoor Temperature in Celsius or Fahrenheit - Compatible with Model 27-FD Atomic Clock - Image 5](https://m.media-amazon.com/images/I/310fQOEoXVL.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.com.pa/products/104038509-marathon-replacement-remote-outdoor-sensor-monitors-indoor-and-outdoor-temperature](https://www.desertcart.com.pa/products/104038509-marathon-replacement-remote-outdoor-sensor-monitors-indoor-and-outdoor-temperature) --- *Product available on Desertcart Panama* *Store origin: PA* *Last updated: 2026-10-24*