---
product_id: 80351237
title: "Onset HOBO MX2303 Weatherproof Bluetooth Dual Temperature Data Logger w/ External Sensors"
brand: "onset"
price: "1987 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/80351237-onset-hobo-mx2303-weatherproof-bluetooth-dual-temperature-data-logger-w
store_origin: PL
region: Poland
---

# Real-time mobile app graphing & alerts Bluetooth Low Energy wireless data offload Dual temperature sensors for precise monitoring Onset HOBO MX2303 Weatherproof Bluetooth Dual Temperature Data Logger w/ External Sensors

**Brand:** onset
**Price:** 1987 zł
**Availability:** ✅ In Stock

## Summary

> 🌡️ Stay ahead of the weather curve with smart, wireless precision!

## Quick Answers

- **What is this?** Onset HOBO MX2303 Weatherproof Bluetooth Dual Temperature Data Logger w/ External Sensors by onset
- **How much does it cost?** 1987 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/80351237-onset-hobo-mx2303-weatherproof-bluetooth-dual-temperature-data-logger-w)

## Best For

- onset enthusiasts

## Why This Product

- Trusted onset brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rugged & Ready:** Weatherproof design built to withstand the elements, perfect for demanding fieldwork.
- • **Instant Insights:** View live readings and dynamic graphs on your iOS device to stay ahead of environmental changes.
- • **Wireless Freedom:** Bluetooth BLE connectivity lets you offload data effortlessly—no cables, no hassle.
- • **Seamless Integration:** Powered by the intuitive HOBOmobile app, designed exclusively for iOS for smooth, reliable operation.
- • **Precision in Every Degree:** Dual external sensors deliver unmatched temperature accuracy even in harsh outdoor conditions.

## Overview

The Onset HOBO MX2303 is a compact, battery-powered dual temperature data logger with weatherproof housing and Bluetooth Low Energy connectivity. Designed for professional outdoor use, it pairs exclusively with iOS devices via the HOBOmobile app to provide real-time temperature monitoring and data visualization, enabling faster response to environmental changes.

## Description



## Features

- NOTE: The HOBOmobile App for all MX2300 Series Data Loggers is currently compatible with iOS mobile devices, ONLY; the series is not yet compatible with Android mobile devices
- NOTE: This product requires the HOBOmobile App to operate
- Accurate temperature measurements in harsh/outdoor environments
- Bluetooth (BLE) communication with mobile devices; convenient wireless offload
- View current readings and graphs on mobile devices; respond faster to problems

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Onset |
| Part Number | MX2303 |
| Item Weight | 1 pounds |
| Product Dimensions | 4.25 x 0.88 x 2 inches |
| Item model number | MX2303 |
| Is Discontinued By Manufacturer | No |
| Color | 1 |
| Style | Modern |
| Shape | Rectangular |
| Power Source | Battery Powered |
| Special Features | High Accuracy |
| Included Components | Screws |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![Onset HOBO MX2303 Weatherproof Bluetooth Dual Temperature Data Logger w/ External Sensors - Image 1](https://m.media-amazon.com/images/I/61aEl1JGsnL.jpg)

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.pl/products/80351237-onset-hobo-mx2303-weatherproof-bluetooth-dual-temperature-data-logger-w](https://www.desertcart.pl/products/80351237-onset-hobo-mx2303-weatherproof-bluetooth-dual-temperature-data-logger-w)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-22*