--- product_id: 511578852 title: "Wearable 2-in-1 WBGT + HI Heat Index Checker Wet Bulb Globe Temperature Heat Stress Meter Air Globe Temperature Humidity Tester with Dangerous Level Indicator Audible Alarm" brand: "gain express" price: "426.98 DT" currency: TND in_stock: true reviews_count: 3 category: "Gain Express" url: https://www.desertcart.tn/products/511578852-wearable-2-in-1-wbgt-hi-heat-index-checker-wet store_origin: TN region: Tunisia --- # Audible alarm for dangerous heat levels Quick reset & switchable IN/OUT modes Measures air, globe temp & humidity Wearable 2-in-1 WBGT + HI Heat Index Checker Wet Bulb Globe Temperature Heat Stress Meter Air Globe Temperature Humidity Tester with Dangerous Level Indicator Audible Alarm **Brand:** gain express **Price:** 426.98 DT **Availability:** ✅ In Stock ## Summary > 🔥 Stay cool, stay safe — the ultimate wearable heat stress guardian! ## Quick Answers - **What is this?** Wearable 2-in-1 WBGT + HI Heat Index Checker Wet Bulb Globe Temperature Heat Stress Meter Air Globe Temperature Humidity Tester with Dangerous Level Indicator Audible Alarm by gain express - **How much does it cost?** 426.98 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/511578852-wearable-2-in-1-wbgt-hi-heat-index-checker-wet) ## Best For - gain express enthusiasts ## Why This Product - Trusted gain express brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Instant Danger Alerts:** Built-in audible alarm warns you immediately when heat stress reaches hazardous levels—stay ahead of risk. - • **Wearable & Hands-Free:** Compact 90g design with arm strap and tripod mount for seamless outdoor monitoring on the go. - • **Precision Heat Monitoring:** Accurate WBGT & heat index readings with ±0.6°C precision for reliable safety decisions. - • **Trusted Industry Standard:** Complies with ISO 7243 and OSHA guidelines, making it essential for construction, mining, and outdoor professionals. - • **Sunlight-Adjusted Readings:** Switchable IN/OUT function captures heat stress with or without direct sun exposure for true environmental awareness. ## Overview The Wearable 2-in-1 WBGT + HI Heat Index Checker is a compact, professional-grade device that measures air temperature, globe temperature, humidity, and heat stress index with ±0.6°C accuracy. Designed for hands-free use with an arm strap and tripod mount, it features a switchable IN/OUT mode for precise sun exposure readings and an audible alarm to alert users of dangerous heat levels. Trusted by industries and compliant with ISO 7243 and OSHA standards, it’s the go-to tool for managing heat stress in demanding outdoor environments. ## Description Product Description Review: Small compact - worked exactly as promised. small compact and wearable. I will be buying more for employees Review: Delicate - Nice little meter, adjust pretty quickly to temperature. However it seems a little delicate for everyday use on a construction site. ## Features - Measures air temperature, globe temperature, humidity and heat stress index - Comes with arm strap and No buckles making it easy to monitor your outdoor activities. It can also be mounted in a tripod. - Reset function which allows you reset it to the default settings - Switchable IN/OUT function displays the wbgt value with or without direct sun exposure, Direct measurement of the radiation effect on an exposed surface with ABS black ball - Largely Used in construction, iron and steel foundries, mining sites, marathon, beach activities and so on. It is suggested instrument in international standard ISO 7243 and governments such as OSHA (US Occupational Safety & Health Administration) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08FHTJTTS | | Battery Description | 2 x AAA | | Best Sellers Rank | #144,580 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #580 in Temperature Probes & Sensors | | Brand | GAIN EXPRESS | | Brand Name | GAIN EXPRESS | | Colour | black | | Customer Reviews | 4.0 out of 5 stars 22 Reviews | | Item Weight | 90 Grams | | Manufacturer | Gain Express Holdings Ltd | | Model Number | 87784 | | Mounting Type | Surface Mount , Tabletop | | Number of Items | 1 | | Operating Humidity | 10-90% RH | | Part Number | 87784 | | Temperature Accuracy | 0.6 | | Temperature Reading Accuracy | plus_minus_0_point_6_degrees_celsius | | UPC | 600316554831 | | Unit Count | 1.0 Count | | Upper Temperature Rating | 60 Degrees Celsius | ## Product Details - **Battery Description:** 2 x AAA - **Brand:** GAIN EXPRESS - **Colour:** black - **Item Weight:** 90 Grams - **Mounting Type:** Surface Mount, Tabletop ## Images ![Wearable 2-in-1 WBGT + HI Heat Index Checker Wet Bulb Globe Temperature Heat Stress Meter Air Globe Temperature Humidity Tester with Dangerous Level Indicator Audible Alarm - Image 1](https://m.media-amazon.com/images/I/61kXO44XH3L.jpg) ![Wearable 2-in-1 WBGT + HI Heat Index Checker Wet Bulb Globe Temperature Heat Stress Meter Air Globe Temperature Humidity Tester with Dangerous Level Indicator Audible Alarm - Image 2](https://m.media-amazon.com/images/I/71EOdrQZdUL.jpg) ![Wearable 2-in-1 WBGT + HI Heat Index Checker Wet Bulb Globe Temperature Heat Stress Meter Air Globe Temperature Humidity Tester with Dangerous Level Indicator Audible Alarm - Image 3](https://m.media-amazon.com/images/I/7168dBDtnFL.jpg) ![Wearable 2-in-1 WBGT + HI Heat Index Checker Wet Bulb Globe Temperature Heat Stress Meter Air Globe Temperature Humidity Tester with Dangerous Level Indicator Audible Alarm - Image 4](https://m.media-amazon.com/images/I/71deC8v+eJL.jpg) ![Wearable 2-in-1 WBGT + HI Heat Index Checker Wet Bulb Globe Temperature Heat Stress Meter Air Globe Temperature Humidity Tester with Dangerous Level Indicator Audible Alarm - Image 5](https://m.media-amazon.com/images/I/71fwxQONaiL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Small compact *by S***S on 22 September 2022* worked exactly as promised. small compact and wearable. I will be buying more for employees ### ⭐⭐⭐⭐ Delicate *by T***S on 16 July 2024* Nice little meter, adjust pretty quickly to temperature. However it seems a little delicate for everyday use on a construction site. ### ⭐⭐⭐ Need this item if you’re coaching in the South *by P***B on 16 July 2022* Cross Country workouts — need to have these readings to keep your athletes safe. It’s hotter out there than you think! ## Frequently Bought Together - Wearable 2-in-1 WBGT + HI Heat Index Checker Wet Bulb Globe Temperature Heat Stress Meter Air Globe Temperature Humidity Tester with Dangerous Level Indicator Audible Alarm - BTMETER BT-881W Heat Stress Meter Anemometer, Digital Indoor/Outdoor WBGT (Wet Bulb Globe Temperature) Meter with Wind Speed, Ambient Temp, Humidity Tester --- ## 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.tn/products/511578852-wearable-2-in-1-wbgt-hi-heat-index-checker-wet](https://www.desertcart.tn/products/511578852-wearable-2-in-1-wbgt-hi-heat-index-checker-wet) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-22*