# LILYGO T7 V1.3 Mini32 ESP32

> Compact ESP32 development board (Mini32 form factor) with 4MB Flash, WiFi 802.11 b/g/n, Bluetooth 4.2, CH340C USB-to-serial, TP4054 LiPo charger, and 1.25mm JST battery connector — a classic breadboard-compatible IoT dev board.

## Quick Facts

- **Brand:** LILYGO
- **Board Type:** ESP32
- **Price:** ~$5.99
- **Product Readiness:** developer
- **CPU:** ESP32
- **CPU Architecture:** Xtensa LX6 dual-core
- **CPU Cores:** 2
- **RAM:** 520KB SRAM
- **Flash:** 4MB
- **USB:** Micro-USB (CH340C)
- **Power:** 5V + LiPo
- **Operating Voltage:** 3.3V
- **Battery:** LiPo (user-supplied, 1.25mm JST)
- **Antenna:** Built-in PCB antenna

## Connectivity

- **Wifi:** 802.11 b/g/n
- **Bluetooth:** BLE 4.2

## Open Source

- **Firmware:** Yes
- **Schematics:** No
- **PCB Layout:** No

## Compatible Firmware

arduino, micropython, platformio, esphome

## Use Cases

- iot
- smart-home
- environmental-monitoring
- smart-switch

## Components

- **ESP32** (mcu): Dual-core Xtensa LX6 processor with 520KB SRAM, WiFi, and Bluetooth 4.2. — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.espressif.com%2Fsites%2Fdefault%2Ffiles%2Fdocumentation%2Fesp32_datasheet_en.pdf&ref=openhardware.directory&product=lilygo-t7-v1-3-mini-32-esp32&source=md-export)
- **CH340C** (usb-serial): USB to UART bridge for programming and serial communication. — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.wch-ic.com%2Fdownloads%2FCH340DS1_PDF.html&ref=openhardware.directory&product=lilygo-t7-v1-3-mini-32-esp32&source=md-export)
- **TP4054** (battery-charger): Single-cell lithium battery charger connected via 1.25mm JST 2-pin connector. — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fdatasheet.lcsc.com%2Fszlcsc%2FTP4054_C16680.pdf&ref=openhardware.directory&product=lilygo-t7-v1-3-mini-32-esp32&source=md-export)

## Protocols

- **UART**
- **SPI**
- **I2C**
- **I2S**

## Description

## Overview

The LILYGO T7 V1.3 Mini32 is a compact ESP32 development board in the Mini32 (WEMOS D1 Mini-compatible) form factor. It is built around the ESP32 SoC with 4MB Flash (25Q32) and provides WiFi 802.11 b/g/n and Bluetooth 4.2 wireless connectivity. The board features a CH340C USB-to-serial chip for programming and a TP4054 lithium battery charger with a 1.25mm JST 2-pin connector for single-cell LiPo batteries. Its small footprint and breadboard-compatible pin spacing make it ideal for portable IoT sensors, smart home nodes, and battery-powered wireless projects. It supports Arduino, MicroPython, and PlatformIO development environments.

## Where to Buy

- [LILYGO Official](https://openhardware.directory/r?to=https%3A%2F%2Flilygo.cc%2Fproducts%2Ft7-v1-3-mini-32-esp32&ref=openhardware.directory&product=lilygo-t7-v1-3-mini-32-esp32&source=md-export) — $5.99

## Resources

- [product](https://openhardware.directory/r?to=https%3A%2F%2Flilygo.cc%2Fproducts%2Ft7-v1-3-mini-32-esp32&ref=openhardware.directory&product=lilygo-t7-v1-3-mini-32-esp32&source=md-export)

## Tags

`esp32`, `mini32`, `development-board`, `iot`, `arduino`, `micropython`, `wifi`, `bluetooth`, `lipo-charger`

## Images

![LILYGO T7 V1.3 Mini32 ESP32](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t7-v1-3-mini-32-esp32/c587850c8f41.jpg)
![LILYGO T7 V1.3 Mini32 ESP32](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t7-v1-3-mini-32-esp32/9cc57e80a679.jpg)
![LILYGO T7 V1.3 Mini32 ESP32](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t7-v1-3-mini-32-esp32/9de7193b15b9.jpg)
![LILYGO T7 V1.3 Mini32 ESP32](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t7-v1-3-mini-32-esp32/9d780da31c03.jpg)
![LILYGO T7 V1.3 Mini32 ESP32](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t7-v1-3-mini-32-esp32/aa15f39401df.png)

> **Battery Powered:** Li-Po

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