---
product_id: 258242055
title: "(New Jumbo Full Display, Color: Black) - CL030066BK Slim Atomic Full Calendar Clock with Extra Large Digits and Indoor/Outdoor Temperature (Black)"
brand: "marathon"
price: "$591.31"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/258242055-new-jumbo-full-display-color-black-cl030066bk-slim-atomic-full
store_origin: US
region: United States of America
---

# Multi-lingual options 7 time zones Indoor/outdoor temp (New Jumbo Full Display, Color: Black) - CL030066BK Slim Atomic Full Calendar Clock with Extra Large Digits and Indoor/Outdoor Temperature (Black)

**Brand:** marathon
**Price:** $591.31
**Availability:** ✅ In Stock

## Summary

> ⏰ Never miss a moment with MarathonMarathon!

## Quick Answers

- **What is this?** (New Jumbo Full Display, Color: Black) - CL030066BK Slim Atomic Full Calendar Clock with Extra Large Digits and Indoor/Outdoor Temperature (Black) by marathon
- **How much does it cost?** $591.31 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/258242055-new-jumbo-full-display-color-black-cl030066bk-slim-atomic-full)

## 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

- • **Big & Bold Display:** 4.5" high-definition digits ensure you never miss a beat.
- • **Global Timekeeping:** Stay synchronized with 7 time zones and 12/24 hour formats.
- • **Smart Self-Setting:** Automatically adjusts using signals from the atomic clock.
- • **Time in Any Language:** Choose from English, French, or Spanish for your calendar needs.
- • **Temperature at a Glance:** Monitor indoor and outdoor temps in Celsius or Fahrenheit.

## Overview

The MarathonMarathon Slim Atomic Full Calendar Clock is designed for the modern professional, featuring a high-definition display with extra-large digits, multi-lingual options, and the ability to track time across 7 different time zones. It also provides indoor and outdoor temperature readings, complete with a bonus refrigerator probe, and self-adjusts using atomic clock signals for ultimate accuracy.

## Description

Marathon(New Jumbo Full Display, Color: Black) - CL030066BK Slim Atomic Full Calendar Clock with Extra Large Digits and Indoor/Outdoor Temperature (Black)

## Features

- MULTI LINGUAL OPTIONS: Days of week and month in 3 languages and user selectable- English, French and Spanish
- HIGHL DEFINITION DISPLAY: Features large, easy to read, 4.5" digits
- 7 TIME ZONES AND 12 OR 24 HOUR DISPLAY OPTIONS: Choose to display the time in 7 different time zones with an option to have the time in 12 or 24 hour formats. Also includes an option to turn Daylight Savings Time on or off.
- TEMPERATURE DISPLAY AND A FREE REFRIGERATOR PROBE: Indoor and outdoor temperature in both Celsius and Fahrenheit. Comes with a bonus refrigerator probe.
- SELF-SETTING/ADJUSTING: Using radio frequencies broadcast from NIST's Colorado Atomic Clock

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 8.13 x 27.43 x 40.89 cm; 970 g |
| Item Weight | 0.97 Kilograms |
| Batteries required | Yes |

## Product Details

- **Brand:** Marathon
- **Colour:** Black
- **Display type:** Digital
- **Style:** Modern
- **Special features:** Atomic

## Images

![(New Jumbo Full Display, Color: Black) - CL030066BK Slim Atomic Full Calendar Clock with Extra Large Digits and Indoor/Outdoor Temperature (Black) - Image 1](https://m.media-amazon.com/images/I/61Na7xyHe1L.jpg)

## Frequently Bought Together

- MARATHON Atomic Full Calendar Clock with Extra Large Digits Indoor and Outdoor Temperature
- Sharp Atomic Clock - Never Needs Setting! –Easy to Read Numbers - Indoor/Outdoor Temperature, Wireless Outdoor Sensor - Battery Powered - Easy Set-Up!! (4" Numbers)

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**Shop now:** [https://www.desertcart.us/products/258242055-new-jumbo-full-display-color-black-cl030066bk-slim-atomic-full](https://www.desertcart.us/products/258242055-new-jumbo-full-display-color-black-cl030066bk-slim-atomic-full)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-19*