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![4x1 Key Matrix Membrane Switch Keypad [C] Battery Modules Specifications of ESP8266EX Single-core 32-bit](https://cdn.shopify.com/s/files/1/0300/6424/6919/files/4x1KeyMatrixMembraneSwitchKeypad3.jpg?v=1742543470)
![4x1 Key Matrix Membrane Switch Keypad [C] Battery Modules Specifications of ESP8266EX Single-core 32-bit](https://cdn.shopify.com/s/files/1/0300/6424/6919/files/4x1KeyMatrixMembraneSwitchKeypad.jpg?v=1742543470)
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Ships within 48 hours · Estimated delivery Nov 9 - Nov 14
Specifications of ESP8266EX Single-core 32-bit MCU Wi-Fi SoC:
8Ah (7800 mAh)
Module Type: Step-down (buck)
China regulatory
This is a gree color 93mm 1 meter PVC Heat Shrink Sleeve for Lithium battery Pack
4x1 Key Matrix Membrane Switch Keypad [C] Battery Modules Specifications of ESP8266EX Single-core 32-bitThe 41 Key Matrix Membrane Switch Keypad is a compact and lightweight keypad designed for user interface applications in embedded systems, microcontrollers, and automation projects. It features four tactile keys arranged in a single row layout, making it ideal for menu navigation, password entry, or custom control functions. The flexible membrane design allows for easy integration into various electronic projects while ensuring durability and
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