--- product_id: 253321282 title: "ECOWITT WH40 Wireless Self-Emptying Rain Collector Rainfall Sensor - Accessory Only, Can Not Be Used Alone" brand: "ecowitt" price: "AED 19" currency: AED in_stock: false reviews_count: 3 url: https://www.desertcart.ae/products/253321282-ecowitt-wh40-wireless-self-emptying-rain-collector-rainfall-sensor-accessory store_origin: AE region: United Arab Emirates --- # 100m wireless range self-emptying funnel design 0.1mm/0.01in rain resolution ECOWITT WH40 Wireless Self-Emptying Rain Collector Rainfall Sensor - Accessory Only, Can Not Be Used Alone **Brand:** ecowitt **Price:** AED 19 **Availability:** ❌ Out of Stock ## Summary > 🌦️ Own the forecast, don’t just watch it! ## Quick Answers - **What is this?** ECOWITT WH40 Wireless Self-Emptying Rain Collector Rainfall Sensor - Accessory Only, Can Not Be Used Alone by ecowitt - **How much does it cost?** AED 19 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.ae](https://www.desertcart.ae/products/253321282-ecowitt-wh40-wireless-self-emptying-rain-collector-rainfall-sensor-accessory) ## Best For - ecowitt enthusiasts ## Why This Product - Trusted ecowitt brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Real-Time App Integration:** Live rainfall data streams directly to your phone via WSView Plus & Ecowitt apps. - • **Smart Self-Emptying Design:** No manual resets—automatically clears to keep data fresh and reliable. - • **Precision Rainfall Tracking:** Ultra-fine 0.1mm resolution captures every drop with scientific accuracy. - • **Multi-Platform Compatibility:** Sync effortlessly with Weather Underground, WeatherCloud, and WOW dashboards. - • **Seamless Wireless Connectivity:** Stay connected up to 328ft/100m for hassle-free outdoor monitoring. ## Overview The ECOWITT WH40 is a high-precision wireless rain collector sensor designed as an accessory to pair with Ecowitt Wi-Fi gateways or display consoles. It features a self-emptying funnel for continuous, maintenance-free rainfall measurement with 0.1mm resolution and a robust 100m wireless range. Real-time data is accessible via dedicated apps and popular weather platforms, empowering professionals and enthusiasts to monitor rainfall trends with ease and accuracy. ## Description Product Description ECOWITT Just A Accesory, Need To Pair With GW1100 Or Console Just a accesory, do not include the support pole！Need To Pair With GW1100 Or Console！ Conserve water! Reduce electricity and water bills. The perfect gift and educational tool Give the gift of a rain gauge that will give the lucky recipient a lasting treat. Ideal educational learning tool for schools. Great to keep the kids busy with weekend backyard projects. Maintain beautiful gardens and lawns with a rain gauge - your new helper in the garden. An easy-to-use, quick-install installable rain gauge that will make an attractive yet professional addition to your backyard! ecowitt rain gauge Package Included One Rain Gauge Sensor(Rain Collector only, NO Display Console) One Set of U-bolts for installation(Pole NOT included) One User Manual Ecowitt Rain Gauge Just A Accesory, Need To Pair With GW1100 Or Console Ecowitt has developed a website with our weather stations, sensors and cloud services. we can upload real-time weather conditions to the Internet and save the data, use historical weather data to make a beautiful chart and share it with a community of weather professionals and enthusiasts, and create a rich global network of weather data. Just a accesory, Do Not Include The Support Pole！Need To Pair With GW1100 Or Console！ Let your garden bloom and produce tons of fresh flowers and vegetables! Maintain a lush green lawn. Save water and reduce costs Whether you want to maintain a lush green lawn or have a greenhouse full of seedlings, knowing the rainfall in your backyard will eliminate overwatering. Ecowitt Rain Guage Rain Guade for Home Garden Farm Features Note: This rain sensor is only an accessory,and it requires to work with GW1100 WIFI gateway to complete the WIFI configuration on our WS View App or the WH5360 console(sold separately, needs to be at the same frequency) to display the data. After the WIFI configuration,the live rainfall data can be viewed directly on the WS View App. Supports uploads to WU/WeatherCloud/WOW and ecowitt weather server. The rainfall history graph of your WU station ID can beviewed on the WU Dashboard on the WS View App. Specification Transmissiondistance in open field: 100m(300 feet) Frequency: 868MHz Rainfall measuring range: 0--6000mm Sensor reporting interval: 49 seconds Powerconsumption Rainsensor: 1xAA Alkaline batteries (not included) Batterylife: Minimum 12 months Quick installation After choosing a wooden post or fence; longevity and lightfastness Designed to look great and last. Will not discolor or crack in sunlight. This rain gauge is perfect for most weather conditions and can withstand heat and frost conditions. NOTE: It is not designed to measure snowfall. Rain Gauge Features Durable quality construction and materials. Use a 1-2" pole to reliably record rainfall. Easy to read and use wifi link display, automatically read data. Review: Works well - This was a replacement as the first one failed after a few years in a challenging environment next to the sea. Review: Excellent value for money - Have had it for years. Good quality, never had any issues. ## Features - 【Digital Rain Gauge Sensor】: Ecowitt WH40 rain collector sensor measures rainfall rate, daily, weekly, monthly and yearly data with 0.1mm/0.01inch resolution; allowing you to monitor the rain condition in your backyard/garden/farm/land crop with 328ft/100m wireless transmission range. [ Please Note : Accessory Only, Can NOT Be Used Alone. ] - 【Live Data on APP】: requires to pair with the GW1100 Wi-Fi gateway(sold separately) - after finishing Wi-Fi configuration, the live rainfall data can be viewed directly on the WSView Plus or Ecowitt App; supports uploading to our free Ecowitt Weather server(ecowitt.net) to view the sensor data graph and download the history records on the website; it's recommended to add a shortcut of the website on the home screen of your phone for quick access. - 【WU Dashboard on APP】: supports uploads to WU/WeatherCloud/WOW. The rainfall history graph of your WU station ID can beviewed on the WU Dashboard on the WSView Plus App. - 【Self-emptying Rain Collector】: The wireless funnel-shaped rain collector is self-emptying and easy to install; Rain sensor calibration andcustomized initial rain value functions available on the WSView Plus App [ Please Note: the installation pole is not included. ] - 【Pair with Ecowitt Wi-Fi Gateway/Display Console】: Except for pairing with GW1100 Wi-Fi gateway, Wh40 rain gauge sensor can pair with WH5360/HP3500 display consoles (sold separately). The outdoor sensor and display console should be at the same frequency. [ Please Note : This sensor is 915 MHz. ] ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07JKWM2VB | | Are batteries included? | No | | Best Sellers Rank | 165,022 in Garden ( See Top 100 in Garden ) 63 in Rain Gauges 298 in Plant & Soil Monitoring | | Brand | ECOWITT | | Colour | WH40A | | Connectivity Technology | wireless frequencies like 915 MHz, 920 MHz, 868 MHz, 433 MHz, Wi-Fi | | Connectivity technology | wireless frequencies like 915 MHz, 920 MHz, 868 MHz, 433 MHz , Wi-Fi | | Customer Reviews | 4.4 out of 5 stars 240 Reviews | | Display Type | Without display | | Frequency | 433 MHz | | Included Components | Instruction Manual | | Item Shape | Rectangular | | Item Weight | 500 Grams | | Manufacturer | ECOWITT | | Manufacturer Part Number | WH40B | | Material | Plastic | | Model Number | WH40 | | Power Source | Battery Powered | | Power source | Battery Powered | | Recommended Uses For Product | Courtyard, Garden, Outdoor | | Recommended uses for product | Courtyard, Garden, Outdoor | | Sensor Technology | Tipping Bucket (Inferred) | | Special Features | Lightweight, Wireless | | Special feature | Lightweight, Wireless | | Style Name | Modern | | Temperature Accuracy | 2 °C | | UPC | 711639641235 | | Unit Count | 1.0 count | | Upper Temperature Rating | 60 Degrees Celsius | ## Product Details - **Brand:** ECOWITT - **Colour:** WH40A - **Connectivity technology:** wireless frequencies like 915 MHz, 920 MHz, 868 MHz, 433 MHz, Wi-Fi - **Included components:** Instruction Manual - **Material:** Plastic - **Power source:** Battery Powered - **Recommended uses for product:** Courtyard, Garden, Outdoor - **Special feature:** Lightweight, Wireless - **Style:** Modern - **Temperature accuracy:** 2 °C ## Images ![ECOWITT WH40 Wireless Self-Emptying Rain Collector Rainfall Sensor - Accessory Only, Can Not Be Used Alone - Image 1](https://m.media-amazon.com/images/I/51y-P7JGPLS.jpg) ![ECOWITT WH40 Wireless Self-Emptying Rain Collector Rainfall Sensor - Accessory Only, Can Not Be Used Alone - Image 2](https://m.media-amazon.com/images/I/61iQRhYPdSL.jpg) ![ECOWITT WH40 Wireless Self-Emptying Rain Collector Rainfall Sensor - Accessory Only, Can Not Be Used Alone - Image 3](https://m.media-amazon.com/images/I/51+88c6HbnL.jpg) ![ECOWITT WH40 Wireless Self-Emptying Rain Collector Rainfall Sensor - Accessory Only, Can Not Be Used Alone - Image 4](https://m.media-amazon.com/images/I/71UsKXbHD1L.jpg) ![ECOWITT WH40 Wireless Self-Emptying Rain Collector Rainfall Sensor - Accessory Only, Can Not Be Used Alone - Image 5](https://m.media-amazon.com/images/I/61eWMThnK-L.jpg) ## Questions & Answers **Q: Is this the 868Mhz version?** A: Yes I believe this is the 868mhz in the UK Git mine October ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works well *by J***S on 16 June 2025* This was a replacement as the first one failed after a few years in a challenging environment next to the sea. ### ⭐⭐⭐⭐⭐ Excellent value for money *by K***N on 21 February 2025* Have had it for years. Good quality, never had any issues. ### ⭐⭐ Not impressed *by I***A on 14 January 2024* Fitted lithium batteries. They get drained to zero in a few days. Returned as not fit for purpose for full refund. ## Frequently Bought Together - ECOWITT WH40 Wireless Self-Emptying Rain Gauge Sensor, Rainfall Collector - Accessory Only, Can Not Be Used Alone - ECOWITT Wi-Fi Gateway Weather Station, with Built-in Temperature, Humidity, and Barometric Sensors, IOT Ready, Supports Ecowitt Sensors Developed, USB Power, 915 MHz - ECOWITT Wittboy Pro Weather Station HP2564, with 7 Inch HP2560 TFT Display Console and WS90 Outdoor Weather Sensor, Supports WU/WeatherCloud/Wow/Ecowitt Servers,915 MHz --- ## 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.ae/products/253321282-ecowitt-wh40-wireless-self-emptying-rain-collector-rainfall-sensor-accessory](https://www.desertcart.ae/products/253321282-ecowitt-wh40-wireless-self-emptying-rain-collector-rainfall-sensor-accessory) --- *Product available on Desertcart United Arab Emirates* *Store origin: AE* *Last updated: 2026-05-13*