> **Source:** Core Electronics is an Australian maker-electronics retailer and manufacturer based in Newcastle, NSW, run by a team of makers and educators. We design and manufacture our own product lines (PiicoDev, CE originals) and are official retailers for iconic maker and industrial brands including Raspberry Pi, Arduino, Adafruit, SparkFun and DFRobot. Orders ship Australia-wide from our Newcastle warehouse. Prices are in AUD and include GST. Pricing, stock and dispatch on this page are generated from the store's live catalog. Full machine-readable index: https://core-electronics.com.au/llms.txt

# TinyS3 ESP32-S3 with u.FL connector

**Type:** Product page · **SKU:** CE09705 · **Brand:** [Unexpected Maker](https://core-electronics.com.au/brands/unexpected-maker)
**Page:** https://core-electronics.com.au/tinys3-esp32-s3-with-ufl-connector.html ([markdown](https://core-electronics.com.au/tinys3-esp32-s3-with-ufl-connector.html.md))

## Retired product

This product is retired and no longer available for purchase. Replaced by: CE10240.

**Replacement:** https://core-electronics.com.au/catalog/product/view/sku/CE10240

## How to buy

- **Search the catalogue:** `https://core-electronics.com.au/search/{query}.md` (URL-encode the query; pages 2-3 at `search/{query}/{page}.md`; `search.md?q=` also works)
- **Payment methods, purchase orders, policies and contact details:** https://core-electronics.com.au/llms.txt
## Description

This is the TinyS3 with a uFL connector instead of an [on-board antenna](https://core-electronics.com.au/tinys3-esp32-s3-dev-board-1.html).

### Specifications

- 32Bit Dual Core 240MHz
- RISC-V ultra low power core
- 2.4GHz WiFi - 802.11b/g/n
- Bluetooth 5, BLE + Mesh
- 8MB QSPI Flash
- 8MB Extra QSPI PSRAM
- USB-C Connector
- Reverse USB back-feed protection
- 700mA 3.3V LDO Regulator
- Ultra low deep sleep current
- Low Power RGB LED
- VBAT voltage check and 5V presence detection
- LiPo Battery Charging
- JST pads on the back supports PH connector
- Power (red), Charge (orange) LEDs
- 17x GPIO broken out
- USB Serial JTAG
- 3D High Gain Antenna
- Compatible with TinyPICO & TinyS2
 
### Features

![](https://core-electronics.com.au/media/wysiwyg/main_features_tinys3.jpg)

### Pinout

![](https://core-electronics.com.au/media/wysiwyg/pins_tinys3_uFL.jpg)

### Ships with CircuitPython pre-installed!

The TinyS3 ships with the latest version of CircuitPython that supports the ESP32-S3. It also ships with the UF2 bootloader, so you can easily update your TinyS3 with the latest CircuitPython firmware, whenever you desire.

As newer versions of CircuitPython are released, you are able to update as you require from [ciruitpython.org](https://circuitpython.org/board/unexpectedmaker_tinys2/)

### Code any way you like!

There is also ESP-IDF, MicroPython and Arduino support available.. Visit the [TinyS3 product page](https://tinys3.io/) for more details.

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/C/E/CE09705-3.jpg)