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The ESP32 pluggable terminal base seen from above at an angle: a black board with four corner mounting holes, two tall sockets down the middle for the ESP32, a white twelve-way push-in terminal block along each long edge with a round release button above each wire entry, and a white fifteen-way ribbon socket at the far end.
You have this32plug

ESP32 Pluggable Terminal Base

Four bases for the 38-pin Lonely Binary ESP32. Which pins each one brings out, which way round the board goes, the fifteen-way display port they all share, and the twenty-four LEDs on the PinPulse.

GPIOs out
20
Terminals
2 × 12at 3.5 mm
5 V out
none
Start here · 05 The pluggable terminal baseThe reference

Product questions & answers ↓

The whole handbook10 articles · 45 min3D model (GLB)GLB · 4.1 MBCAD model (STEP)ZIP · 3.5 MBPinout and specsThe pin table, and the questions people ask first
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ESP32 Pluggable Terminal Base

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Need another
Comes in this kit — not sold separately
3-Pack ESP32 Gold Edition with 3 Expansion Bases
Order or missing parts?

Email us or reply to your order, and quote 32plug — that identifies the product. If something is missing from the bag, your order is the record of what shipped.

Take it with you

Point a phone camera at the code and this page opens there. It is the same address as the one printed on your box, so it is also what to show someone you are passing the board to.