About ESP32 Breakout Board& 65306;Plz Pay Attention it  Wide Compatibility: The breakout board is only fit for 38PIN narrow version ESP32 without mounting holes.Notice:Don't fit with the ESP-WROOM-32 DevKit V1 version.Please confirm your esp32 board pins width is coincide with the pin width of the breakout board  30Pins ref asin: B08D5ZD528; 38pins ref asin: B09DPH1KXF and B09DPGMZR9 .  IMPORTANT: ESP32 Breakout Board GPIO 1 into 2 only can Compatible with 38 Pins ESP32S ESP32 ,that is to say just for ref asin: B09DPH1KXF and B09DPGMZR9  This module is safe, reliable, and scalable to a variety of applications. The expansion board is design with double-layer that One pin is wired on both sides. Stable and highly reliable.Great contact and stable signal transmission for your esp32 board  AITRIP breakout board can expand one GPIO pin of ESP32 development board to two, which is very nice for you to reuse all pins , it is a good tool for your smart home projects. Nice breadboard alternative  :The ESP32 Breakout Board can expand one GPIO pin of esp32 development board to two.Perfect for users to reuse all pins in smart home DIY projects.Excellent breakout board Product Description        Specifications:    Size: 7.8 * 6.3 * 1cm   PCB material: high quality FR-4 material   PCB layers: 2 layers   PCB thickness: 1.6mm   Pads: tin plated    Note: Just suitable for  38 Pins ESP32 development board .Our  Reference  Asin :  B09DPH1KXF and  B09DPGMZR9 ,not suitable for others versions .         Package:     1 x ESP32 Breakout Board   About ESP8266 Breakout Board& 65306;    √& 12304;For ESP8266 ESP-12E& 12305;. It is fully compatible with ESP8266 ESP-12E.  √& 12304;GPIO 1 into 2& 12305;: This expansion board can expand one GPIO pin of Development Board to two, which is convenient for users to reuse pins for large-scale smart home projects.  √& 12304;2 Type Connections& 12305;: Two connection methods: Pin Header Connector & Screw Terminal. Just select them according to your purpose.  √& 12304;Double-Layer PCB& 12305;: 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.  √& 12304;Updated Version& 12305;: 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.           Product Description      . It is fully compatible with the ESP8266 ESP-12E development board. It can expand one GPIO pin on the development board to two, which greatly facilitates users to reuse pins for large-scale smart home projects. Specifications: PCB material: high quality FR-4 material PCB layers: 2 layers PCB thickness: 1.6mm Pads: tin plated Size: 6.35 * 6.