Orange -Multi-purpose simple electronic password lock kit electronic DIY kit Hobbyist, electronics lab Students 4x3 Flexible Matrix Keypad 4GHz WiFi and 433MHz RF

4GHz WiFi and 433MHz RF protocols ensures reliable operation even if one communication channel experiences interference or range limitations

Dedicated Flash Mode Control: Built-in button or switch pulls GPIO0 LOW so you can enter programming mode with a single press - no manual wire grounding

For battery-powered robotics applications

serial communication) and BLE (Bluetooth Low Energy) for efficient communication with smartphones

or custom integration requirements for your brushless motor control applications

Orange -Multi-purpose simple electronic password lock kit electronic DIY kit Hobbyist, electronics lab Students 4x3 Flexible Matrix Keypad 4GHz WiFi and 433MHz RFOrange Multi purpose simple electronic password lock kit electronic DIY kit Hobbyist, electronics lab Students