--- product_id: 641387886 title: "KeeYees 2pcs ESP32 Breakout Board GPIO 1 into 2 for ESP32 ESP-WROOM-32 Microcontroller Development Board" brand: "keeyees" price: "₩887" currency: KRW in_stock: false url: https://www.desertcart.kr/products/641387886-keeyees-2pcs-esp32-breakout-board-gpio-1-into-2-esp32 store_origin: KR region: South Korea --- # Double GPIO expansion Double-layer PCB stability Dual connection types KeeYees 2pcs ESP32 Breakout Board GPIO 1 into 2 for ESP32 ESP-WROOM-32 Microcontroller Development Board **Brand:** keeyees **Price:** ₩887 **Availability:** ❌ Out of Stock ## Summary > ⚡ Double your pins, double your possibilities! ## Quick Answers - **What is this?** KeeYees 2pcs ESP32 Breakout Board GPIO 1 into 2 for ESP32 ESP-WROOM-32 Microcontroller Development Board by keeyees - **How much does it cost?** ₩887 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/641387886-keeyees-2pcs-esp32-breakout-board-gpio-1-into-2-esp32) ## 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 - • **Double Your GPIO Power:** Expand one GPIO pin into two for ultimate smart home flexibility. - • **Rock-Solid Reliability:** Double-layer PCB design ensures stable signals and zero contact issues. - • **Versatile Connectivity:** Choose between pin headers or screw terminals to fit your project needs. - • **Plug & Play Convenience:** Comes fully soldered—no DIY soldering needed, saving you time and hassle. - • **Tailored for ESP32 38-Pin:** Specifically engineered for the 38-pin ESP32 ESP-WROOM-32, guaranteeing perfect compatibility. ## Overview The KeeYees 2pcs ESP32 Breakout Board is a precision-engineered expansion tool designed exclusively for the 38-pin ESP32 ESP-WROOM-32 microcontroller. It doubles a single GPIO pin into two, offering flexible connectivity via pin headers or screw terminals. Featuring a robust double-layer FR-4 PCB, this fully pre-soldered board ensures stable, reliable signal transmission—ideal for scaling smart home and IoT projects with professional-grade ease. ## Description Specially designed by KeeYees technical team. Fully compatible with 38 pins version esp32 development board, ref asin: B07QCP2451. Not applicable to other versions. Expand 1 GPIO pin to 2, which greatly facilitates users to reuse pins for large-scale smart home projects. Nice breadboard alternative. Specifications: PCB material: high quality FR-4 material PCB layers: 2 layers PCB thickness: 1.6mm Pads: tin plated Size: 7.8 * 6.3 * 1cm Product list: 2 x ESP32 Breakout Board KeeYees: Best choice in various Electronic Modules & Components, DIY Parts and Tools to support your work and design challenges from Home, School to Industrial applications! ## Features - FOR 38PIN ESP32: Specially designed by KeeYees technical team. It is fully compatible with 38 pins version esp32 development board, ref asin: B07QCP2451. Not applicable to other versions. - GPIO 1 INTO 2: This breakout board can expand one GPIO pin of esp32 development board to two, which is convenient for users to reuse all pins in smart home projects. Nice breadboard alternative. - 2 TYPE CONNECTIONS: Pin Header & Screw Terminal. Just select them according to your purpose. - DOUBLE-LAYER PCB: The expansion board is a double-layer board. One pin is wired on both sides. Therefore, the circuit is stable and highly reliable, and there will be no poor circuit contact and unstable signal transmission. - UPDATED VERSION: Compared with the previous version, the board of this version has been soldered completely. No need to solder parts by yourself, which is very convenient to use. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09PYW1HC9 | | Best Sellers Rank | #1,220 in Single Board Computers (Computers & Accessories) | | Brand | KeeYees | | Computer Memory Type | DDR DRAM | | Customer Reviews | 4.2 4.2 out of 5 stars (229) | | Date First Available | February 20, 2022 | | Hard Drive | SSD | | Hard Drive Interface | Unknown | | Hard Drive Rotational Speed | 1 | | Item Dimensions LxWxH | 3.03 x 2.48 x 0.41 inches | | Item Weight | 2.82 ounces | | Manufacturer | KeeYees | | Number of Processors | 1 | | Operating System | Linux | | Processor | 1 hertz intel_core_i9 | | Processor Brand | AMD | | Product Dimensions | 3.03 x 2.48 x 0.41 inches | | RAM | 1 bytes LPDDR4 | | Series | ESP32 Breakout Board | | Wireless Type | 802.11bgn | ## Product Details - **Brand:** KeeYees - **Model name:** ESP32 Breakout Board - **Memory storage capacity:** 8 GB - **CPU model:** Intel Core i9 - **CPU speed:** 1 Hz ## Images ![KeeYees 2pcs ESP32 Breakout Board GPIO 1 into 2 for ESP32 ESP-WROOM-32 Microcontroller Development Board - Image 1](https://m.media-amazon.com/images/I/71MQ9MGjnsL.jpg) ![KeeYees 2pcs ESP32 Breakout Board GPIO 1 into 2 for ESP32 ESP-WROOM-32 Microcontroller Development Board - Image 2](https://m.media-amazon.com/images/I/714FoC-nukL.jpg) ![KeeYees 2pcs ESP32 Breakout Board GPIO 1 into 2 for ESP32 ESP-WROOM-32 Microcontroller Development Board - Image 3](https://m.media-amazon.com/images/I/71iLKebPGfL.jpg) ![KeeYees 2pcs ESP32 Breakout Board GPIO 1 into 2 for ESP32 ESP-WROOM-32 Microcontroller Development Board - Image 4](https://m.media-amazon.com/images/I/71Sr8SJGs2L.jpg) ![KeeYees 2pcs ESP32 Breakout Board GPIO 1 into 2 for ESP32 ESP-WROOM-32 Microcontroller Development Board - Image 5](https://m.media-amazon.com/images/I/61FqI0ZAgdL.jpg) ## Questions & Answers **Q: Looking for a way to mount this to a 35mm din rail. Anyone have any ideas? Thanks** A: Comidox Set of 5 PCB Din C45 Rail Adapter Circuit Board Mounting Bracket Holder Carrier 35mm Universal DIN Rail Mount Clip Snap in Din-Rail Mounting Brackets Available on Amazon I recommend the first option **Q: Has anyone with complaints about fit tried to cut the board down the middle with a Dremel or tin snips? That has worked for me with similar products.** A: That's a really good idea.. You could also mount this via. multiple mount holes on a board after words so it could fit any future boards.. if your worry about rigidity : | - | : ## Frequently Bought Together - KeeYees 2pcs ESP32 Breakout Board GPIO 1 into 2 for 38PIN No Mounting Hole Version ESP32 Development Board - HiLetgo ESP-WROOM-32 ESP32 ESP-32S Development Board 2.4GHz Dual-Mode WiFi + Bluetooth Dual Cores Microcontroller Processor Integrated with Antenna RF AMP Filter AP STA for Arduino IDE - ELEGOO 120pcs Multicolored Dupont Wire 40pin Male to Female, 40pin Male to Male, 40pin Female to Female Breadboard Jumper Ribbon Cables Kit Compatible with Arduino Projects --- ## 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.kr/products/641387886-keeyees-2pcs-esp32-breakout-board-gpio-1-into-2-esp32](https://www.desertcart.kr/products/641387886-keeyees-2pcs-esp32-breakout-board-gpio-1-into-2-esp32) --- *Product available on Desertcart South Korea* *Store origin: KR* *Last updated: 2026-04-29*