--- product_id: 297989962 title: "Sling Psychrometer | Manual Humidity and Temperature Meter |Accurate Dew Point & Relative Humidity Reading |Ideal for HVAC, Weather Monitoring, & Educational Use" brand: "bellstone" price: "€ 5.62" currency: EUR in_stock: false url: https://www.desertcart.gr/products/297989962-sling-psychrometer-manual-humidity-and-temperature-meter-accurate-dew-point store_origin: GR region: Greece --- # Manual swivel for fast airflow No batteries needed Dual precision thermometers Sling Psychrometer | Manual Humidity and Temperature Meter |Accurate Dew Point & Relative Humidity Reading |Ideal for HVAC, Weather Monitoring, & Educational Use **Brand:** bellstone **Price:** € 5.62 **Availability:** ❌ Out of Stock ## Summary > 🌬️ Measure humidity like a pro—no batteries, no fuss, just precision! ## Quick Answers - **What is this?** Sling Psychrometer | Manual Humidity and Temperature Meter |Accurate Dew Point & Relative Humidity Reading |Ideal for HVAC, Weather Monitoring, & Educational Use by bellstone - **How much does it cost?** € 5.62 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/297989962-sling-psychrometer-manual-humidity-and-temperature-meter-accurate-dew-point) ## Best For - bellstone enthusiasts ## Why This Product - Trusted bellstone brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Durable plastic casing protects sensitive thermometers, making it ideal for rugged HVAC and outdoor environments. - • **Effortless Operation:** Manual swivel handle ensures quick air circulation for reliable, real-time measurements without any tech hassle. - • **Precision You Can Trust:** Dual dry and wet bulb thermometers deliver accurate humidity and dew point readings every time. - • **Versatile & Educational:** A must-have tool for HVAC experts, weather enthusiasts, and classrooms aiming to master humidity monitoring. - • **Always Ready, Always Reliable:** Fully analog design means zero dependency on batteries—perfect for fieldwork and on-the-go pros. ## Overview The Bellstone Sling Psychrometer is a durable, battery-free analog device featuring dual precision thermometers for accurate dew point and relative humidity readings. Designed for HVAC professionals, weather monitoring, and educational use, it offers fast, reliable measurements with a manual swivel handle and robust plastic construction, making it perfect for both indoor and outdoor environments. ## Description ["https://m.media-desertcart.com/images/S/aplus-media-library-service-media/983f091f-74b7-4b13-816c-e488a19e4b76.__CR0,0,600,180_PT0_SX600_V1___.jpeg", "https://m.media-desertcart.com/images/S/aplus-media-library-service-media/1f19b4b0-3826-42c3-a8c6-5625993e6236.__CR0,0,970,600_PT0_SX970_V1___.jpeg", "https://m.media-desertcart.com/images/S/aplus-media-library-service-media/5b888808-1fb2-4cb9-8ebc-937518e0933d.__CR0,0,970,600_PT0_SX970_V1___.jpeg", "https://m.media-desertcart.com/images/S/aplus-media-library-service-media/ae6d96b4-ccb1-4a4d-9c3c-e629b0575157.__CR0,0,970,600_PT0_SX970_V1___.jpeg", "https://m.media-desertcart.com/images/S/aplus-media-library-service-media/d0209033-d945-4455-87ed-8f0b56bda695.__CR0,0,970,600_PT0_SX970_V1___.jpeg"] ## Features - Dual Precision Thermometers – One dry bulb and one wet bulb thermometer for accurate humidity calculation. - Easy-to-Use Design – Manual swivel handle allows for fast air circulation and reliable results. - No Batteries Required – Fully analog and perfect for field environments and education. - Durable Construction – Strong plastic body with protective thermometer casings. - Educational & Professional Use – Widely used in classrooms, weather stations, and HVAC systems. ## Technical Specifications | Specification | Value | |---------------|-------| | Age Range Description | Adult | | Asin | B08LNBTY9M | | Best Sellers Rank | #51,619 in Health & Personal Care (See Top 100 in Health & Personal Care) #90 in Thermometers (Health & Personal Care) | | Brand Name | BELLSTONE | | Colour | Yellow | | Customer Reviews | 4.0 4.0 out of 5 stars (2) 4.0 out of 5 stars | | Display Type | Analog | | Included Components | Instruction Manual | | Indoor Outdoor Usage | Outdoor | | Manufacturer | Bellstone Hitech International Limited | | Outer Material Type | Plastic | | Packer Contact Information | Bellstone | | Part Number | BHI_22 | | Power Source Type | Analog | | Product Care Instructions | Wipe Clean | | Response Time | 500 Milliseconds | | Reusability | Reusable | | Special Features | High Accuracy | | Specification Met | BIS | | Unit Count | 1.0 Count | | Upper Temperature Rating | 50 Degrees Celsius | ## Product Details - **Age Range (Description):** Adult - **Brand:** BELLSTONE - **Colour:** Yellow - **Included Components:** Instruction Manual - **Special Feature:** High Accuracy ## Images ![Sling Psychrometer | Manual Humidity and Temperature Meter |Accurate Dew Point & Relative Humidity Reading |Ideal for HVAC, Weather Monitoring, & Educational Use - Image 1](https://m.media-amazon.com/images/I/31vgipaDamL.jpg) ![Sling Psychrometer | Manual Humidity and Temperature Meter |Accurate Dew Point & Relative Humidity Reading |Ideal for HVAC, Weather Monitoring, & Educational Use - Image 2](https://m.media-amazon.com/images/I/41JlhY1evIL.jpg) ![Sling Psychrometer | Manual Humidity and Temperature Meter |Accurate Dew Point & Relative Humidity Reading |Ideal for HVAC, Weather Monitoring, & Educational Use - Image 3](https://m.media-amazon.com/images/I/41I1ZTDKA3L.jpg) ![Sling Psychrometer | Manual Humidity and Temperature Meter |Accurate Dew Point & Relative Humidity Reading |Ideal for HVAC, Weather Monitoring, & Educational Use - Image 4](https://m.media-amazon.com/images/I/81YEQSFqEGL.jpg) ## Frequently Bought Together - Bellstone Type Fahrenheit Sling Psychrometer Thermometer Plastic Body - LABART Wet & Dry Bulb Hygrometer | Manson's Type | Mercury Filled -5 to 50 °C With Equivalent °F - HTC Instrument 103-CTH Digital Indoor Hygrometer Thermometer with Clock by Supreme Traders Supertronics1989 --- ## 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.gr/products/297989962-sling-psychrometer-manual-humidity-and-temperature-meter-accurate-dew-point](https://www.desertcart.gr/products/297989962-sling-psychrometer-manual-humidity-and-temperature-meter-accurate-dew-point) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-07-05*