--- product_id: 528560387 title: "ESP32S ESP32 Development Board 2.4 GHz Dual Core WLAN WiFi + Bluetooth 2-in-1 Microcontroller ESP-WROOM-32 Chip for Arduino (30PIN, 2PCS)" brand: "keeyees" price: "314 kr" currency: NOK in_stock: true url: https://www.desertcart.no/products/528560387-esp32s-esp32-development-board-2-4-ghz-dual-core-wlan store_origin: NO region: Norway --- # 2.4 GHz Dual-Mode WiFi & Bluetooth 30-Pin with 4 Mounting Holes Dual-Core 0.24 GHz Processor ESP32S ESP32 Development Board 2.4 GHz Dual Core WLAN WiFi + Bluetooth 2-in-1 Microcontroller ESP-WROOM-32 Chip for Arduino (30PIN, 2PCS) **Brand:** keeyees **Price:** 314 kr **Availability:** ✅ In Stock ## Summary > 🚀 Unlock your DIY genius with the ultimate dual-core wireless microcontroller! ## Quick Answers - **What is this?** ESP32S ESP32 Development Board 2.4 GHz Dual Core WLAN WiFi + Bluetooth 2-in-1 Microcontroller ESP-WROOM-32 Chip for Arduino (30PIN, 2PCS) by keeyees - **How much does it cost?** 314 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/products/528560387-esp32s-esp32-development-board-2-4-ghz-dual-core-wlan) ## Best For - keeyees enthusiasts ## Why This Product - Trusted keeyees brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Scalable & Reliable:** Robust ESP-WROOM-32 chip designed for scalable, secure IoT applications. - • **Versatile Mounting Options:** Four mounting holes provide secure installation for any project setup. - • **Seamless Wireless Integration:** Dual-mode WiFi and Bluetooth keep your projects connected effortlessly. - • **Powerful Dual-Core Performance:** 0.24 GHz processor ensures smooth multitasking and rapid response. - • **Plug-and-Play Arduino Compatibility:** Supports Lua and Arduino IDE for fast, intuitive development. ## Overview The KeeYees ESP32S Development Board features a 2.4 GHz dual-mode WiFi and Bluetooth ESP-WROOM-32 chip with a dual-core 0.24 GHz processor. Equipped with 30 pins and 4 mounting holes, it offers versatile hardware integration and supports Lua programming and Arduino IDE for easy development. Ideal for scalable, secure IoT and DIY projects, this board combines power, connectivity, and convenience in a compact form factor. ## Description PDF tutorial: Our PDF tutorial is available on this page. Please pull down this page to find the tutorial User Guide (PDF) ## Features - This 30-pin version of the ESP32 board has 4 mounting holes, which will be very convenient for you to fix it when some projects need it. - This board is used with 2.4 GHz dual-mode Wi-Fi and Bluetooth chips ESP-WROOM-32, as well as the 40nm low-power technology. - Support Lua program, easy to develop. Support of three modes: AP, STA and AP + STA. - This module is safe, reliable, and scalable to a variety of applications. - Technical Support: Our PDF tutorial is available on this page. Please pull down this page to find the tutorial: User Guide (PDF) ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B0B9G74NNM | | Best Sellers Rank | #1,606 in Single Board Computers (Computers & Accessories) | | Brand | KeeYees | | Built In Media | Bluetooth, WLAN | | Compatible Devices | Computers, Microcontrollers | | Connectivity Technology | Bluetooth, WLAN | | Customer Reviews | 4.4 4.4 out of 5 stars (891) 4.4 out of 5 stars | | Manufacturer | KeeYees | | Memory Storage Capacity | 512 KB | | Mfr Part Number | KY88-2 | | Model Name | ESP32S ESP32 Development Board | | Number Of Items | 2 | | Operating System | FreeRTOS | | Processor Brand | Espressif | | Processor Count | 2 | | Processor Speed | 0.24 GHz | | Ram Memory Installed | 512 GB | | Ram Memory Technology | SRAM | | Warranty Description | 1 year | | Wireless Compability | 802.11bgn, Bluetooth | ## Product Details - **Brand:** KeeYees - **CPU Speed:** 0.24 GHz - **Memory Storage Capacity:** 512 KB - **Model Name:** ESP32S ESP32 Development Board - **Ram Memory Installed Size:** 512 GB ## Images ![ESP32S ESP32 Development Board 2.4 GHz Dual Core WLAN WiFi + Bluetooth 2-in-1 Microcontroller ESP-WROOM-32 Chip for Arduino (30PIN, 2PCS) - Image 1](https://m.media-amazon.com/images/I/71BZ-bF5xIL.jpg) ![ESP32S ESP32 Development Board 2.4 GHz Dual Core WLAN WiFi + Bluetooth 2-in-1 Microcontroller ESP-WROOM-32 Chip for Arduino (30PIN, 2PCS) - Image 2](https://m.media-amazon.com/images/I/71WrPTMKisL.jpg) ![ESP32S ESP32 Development Board 2.4 GHz Dual Core WLAN WiFi + Bluetooth 2-in-1 Microcontroller ESP-WROOM-32 Chip for Arduino (30PIN, 2PCS) - Image 3](https://m.media-amazon.com/images/I/81boYadMULL.jpg) ![ESP32S ESP32 Development Board 2.4 GHz Dual Core WLAN WiFi + Bluetooth 2-in-1 Microcontroller ESP-WROOM-32 Chip for Arduino (30PIN, 2PCS) - Image 4](https://m.media-amazon.com/images/I/81SuqTOQC7L.jpg) ![ESP32S ESP32 Development Board 2.4 GHz Dual Core WLAN WiFi + Bluetooth 2-in-1 Microcontroller ESP-WROOM-32 Chip for Arduino (30PIN, 2PCS) - Image 5](https://m.media-amazon.com/images/I/71HaocuaRPL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: Is this 2 of the ESP32 chips?** A: The products you will get are 2 x ESP32 Development Board, just like the first picture shows. **Q: Does anyone use this with wled sound reactive firmware and max4466? could really use your help with the pins setup. thx!** A: Get a board with better support. The pinout is wrong on this board so finding support for projects is nearly impossible. **Q: Where is a schematic? need to understand why some gpio pins don't work as expected. p0 and p19 don't work, p2 works but has an on-board blue led.** A: The PCB's silkscreen gpio is labeled different from the physical on-board gpio of the chip. **Q: Has anyone had any luck getting micropython onto this board?** A: Yes. Search for "Firmware for Generic ESP32 module" (URLs not allowed here). Download esp32-20210418-v1.15.bin from list under "Firmware with ESP-IDF v4.x" --- ## 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.no/products/528560387-esp32s-esp32-development-board-2-4-ghz-dual-core-wlan](https://www.desertcart.no/products/528560387-esp32s-esp32-development-board-2-4-ghz-dual-core-wlan) --- *Product available on Desertcart Norway* *Store origin: NO* *Last updated: 2026-10-30*