--- product_id: 787486710 title: "Extech RH550 - Humidity and Temperature Chart Recorder, Datalog Relative Humidity, Temperature, and Calculated Dew Point on Interactive, 7-inch (178 mm) Color Screen" brand: "extech" price: "€ 3.72" currency: EUR in_stock: false url: https://www.desertcart.hr/products/787486710-extech-rh550-humidity-and-temperature-chart-recorder-datalog-relative-humidity store_origin: HR region: Croatia --- # 7-inch interactive color screen Laser-guided non-contact measurements up to 4.9ft Long-lasting Lithium-Polymer battery included Extech RH550 - Humidity and Temperature Chart Recorder, Datalog Relative Humidity, Temperature, and Calculated Dew Point on Interactive, 7-inch (178 mm) Color Screen **Brand:** extech **Price:** € 3.72 **Availability:** ❌ Out of Stock ## Summary > 🌡️ Stay ahead of the climate curve with Extech RH550 – where precision meets power! ## Quick Answers - **What is this?** Extech RH550 - Humidity and Temperature Chart Recorder, Datalog Relative Humidity, Temperature, and Calculated Dew Point on Interactive, 7-inch (178 mm) Color Screen by extech - **How much does it cost?** € 3.72 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/787486710-extech-rh550-humidity-and-temperature-chart-recorder-datalog-relative-humidity) ## Best For - extech enthusiasts ## Why This Product - Trusted extech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision at a Glance:** Large 5-digit LCD with auto-reversing characters for effortless mode switching - • **Ultimate Data Control:** Simultaneous logging of humidity, temperature, and dew point with programmable Min/Max alarms - • **Field-Ready Flexibility:** Detachable probe with 6.5 ft cable for remote and hard-to-reach monitoring - • **Versatile Mounting Options:** Includes built-in stand and wall bracket for seamless desktop or wall use - • **Trusted Accuracy & Durability:** Quartz crystal oscillator ensures ±0.5°C precision backed by a 2-year warranty ## Overview The Extech RH550 is a professional-grade humidity and temperature chart recorder featuring a vibrant 7-inch color display, laser-guided non-contact measurement up to 4.9 feet, and a detachable probe with a 6.5 ft cable. Designed for diverse environments like labs, offices, and greenhouses, it offers high accuracy (±0.5°C), programmable alarms, and versatile mounting options, all powered by a reliable Lithium-Polymer battery with a 2-year warranty. ## Description Simultaneously datalog and monitor relative humidity, temperature, and calculated dew point on the Extech RH550. It features live or user-scheduled recording time and programmable Min/Max alarm set points. A built-in stand is included for desktop use, as well as a bracket for wall-mounting. The RH550 also features a field-replaceable probe that can be attached to the monitor or on a 6.5 ft (2 m) cable. This recorder is useful in office buildings, conference rooms, labs, hospitals, cleanrooms, greenhouses, food storage facilities, and more. ## Features - Large 5-digit LCD where characters on display reverse direction depending on measurement mode you are in - Microprocessor based with quartz crystal oscillator to maintain high accuracy - Provides wide RPM (photo and contact) and Linear Surface Speed/Length (contact) measurements - Laser guided for greater distance non-contact measurements up to 4.9ft (1.5m) - Memory stores Max/Min/Last readings ## Technical Specifications | Specification | Value | |---------------|-------| | Color | Rh550 | | Brand | Extech | | Item Weight | 425 Grams | | Battery Description | Lithium-Polymer | | Mounting Type | Wall Mount | | Upper Temperature Rating | 50 Degrees Celsius | | Temperature Accuracy | 0.5°C | | Temperature Reading Accuracy | plus_minus_0_point_5_degrees_celsius | | Manufacturer | Extech | | UPC | 793950425510 | | Part Number | RH550 | | Item Weight | 15 ounces | | Product Dimensions | 7.8 x 4.6 x 1 inches | | Item model number | RH550 | | Batteries | 1 Lithium Polymer batteries required. (included) | | Style | RH550 | | Power Source | Ac_dc | | Item Package Quantity | 1 | | Included Components | Built-in stand, wall mount bracket, RH550-P detachable probe,RH550-C probe cable | | Batteries Included? | Yes | | Batteries Required? | Yes | | Battery Cell Type | Lithium Ion | | Description Pile | Lithium-Polymer | | Warranty Description | 2 Year Warranty | ## Product Details - **Color:** Rh550 - **Brand:** Extech - **Item Weight:** 425 Grams - **Battery Description:** Lithium-Polymer - **Mounting Type:** Wall Mount ## Images ![Extech RH550 - Humidity and Temperature Chart Recorder, Datalog Relative Humidity, Temperature, and Calculated Dew Point on Interactive, 7-inch (178 mm) Color Screen - Image 1](https://m.media-amazon.com/images/I/617VkJKy4pL.jpg) ![Extech RH550 - Humidity and Temperature Chart Recorder, Datalog Relative Humidity, Temperature, and Calculated Dew Point on Interactive, 7-inch (178 mm) Color Screen - Image 2](https://m.media-amazon.com/images/I/61RvD9B2FUL.jpg) ![Extech RH550 - Humidity and Temperature Chart Recorder, Datalog Relative Humidity, Temperature, and Calculated Dew Point on Interactive, 7-inch (178 mm) Color Screen - Image 3](https://m.media-amazon.com/images/I/517T2fZHGyL.jpg) ![Extech RH550 - Humidity and Temperature Chart Recorder, Datalog Relative Humidity, Temperature, and Calculated Dew Point on Interactive, 7-inch (178 mm) Color Screen - Image 4](https://m.media-amazon.com/images/I/51ViLCN6HhL.jpg) ![Extech RH550 - Humidity and Temperature Chart Recorder, Datalog Relative Humidity, Temperature, and Calculated Dew Point on Interactive, 7-inch (178 mm) Color Screen - Image 5](https://m.media-amazon.com/images/I/41iIRZvwh3L.jpg) ## Available Options This product comes in different **Style** options. --- ## 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.hr/products/787486710-extech-rh550-humidity-and-temperature-chart-recorder-datalog-relative-humidity](https://www.desertcart.hr/products/787486710-extech-rh550-humidity-and-temperature-chart-recorder-datalog-relative-humidity) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-18*