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ESP32 Wroom Programming Jig
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This module is suitable for testing or burning firmware to the ESP WROOM 32 chips. All IO ports have LEDs which enables this module to act as a minimum system board to test all GPIO pins.
It does support a one-click firmware download function. It has a power indicator light, burning indicator light, and, serial port communication indicator light. IT lead-out all IO ports, which can be used as the smallest system development board or a fixture for small-batch programming

Pinout of ESP32 Wroom Programming Jig
| Type | Voltage Regulator |
| Application | Burning Fixture Tool |
| Dimensions | 4.6X4.9X1.3CM |
| Weight | 25 grams |