Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Processor | Dual-Core Xtensa LX7 |
| Clock Speed | 240 MHz |
| Flash Memory | 4 MB |
| PSRAM | 2 MB |
| Wireless Connectivity | Wi-Fi 802.11b/g/n and Bluetooth 5 (LE) |
| GPIO Pins | 21 Programmable GPIOs |
| Interface | USB Type-C for Power and Data |
| Operating Voltage | 3.3V Logic, 5V Input via USB |
| Dimensions | 20mm x 17.5mm x 3mm |
| Compatibility | Arduino IDE, ESP-IDF, MicroPython |
Anonymous
Mar 20, 2026
Rating: 4/5
Solid upgrade from ESP8266
Much faster and more stable than my old ESP8266 projects. The extra RAM makes a huge difference when handling JSON payloads. Only giving 4 stars because it runs a bit warm under heavy load.
Anonymous
Mar 19, 2026
Rating: 4/5
Great hardware, minor pin labeling issue
The performance is excellent and Bluetooth LE works flawlessly. I wish the pinout diagram on the back was slightly larger, but otherwise a solid board.
Anonymous
Mar 18, 2026
Rating: 5/5
Easy to set up with Arduino
Installed the board manager in minutes and uploaded my first sketch immediately. The USB-C connection is very convenient compared to older micro-USB boards.
Anonymous
Mar 16, 2026
Rating: 5/5
Ideal for home automation sensors
Low power consumption in deep sleep mode is impressive. I'm using these for battery-powered door sensors and they last weeks. The form factor fits easily into small enclosures.
Anonymous
Mar 11, 2026
Rating: 5/5
Perfect for compact IoT projects
This board is incredibly small yet powerful. The dual-core processor handles Wi-Fi and sensor data simultaneously without lag. Great value for the price.
Anonymous
Mar 07, 2026
Rating: 5/5
Bought 10 for our student workshop
All boards worked out of the box. The built-in antenna performs well enough for our indoor robotics applications. Highly recommended for education.
Q: Does this board support external antennas?
A: No, this specific mini module features an integrated PCB antenna only and does not have a connector for an external antenna.
Q: Can I power this directly from a 3.7V LiPo battery?
A: Yes, you can connect a 3.7V LiPo battery to the 5V and GND pins, as the board includes a voltage regulator. However, for direct 3.3V injection, please refer to the schematic to avoid damage.
Q: Is the CH343 driver required for Windows?
A: Yes, most Windows systems will require the CH343 or CP210x USB-to-UART driver to recognize the board for serial communication and flashing.
Q: Does it come with headers pre-soldered?
A: No, this module is sold without headers to keep the profile low. You will need to solder your own pin headers if you plan to use it on a breadboard.
Q: What is the maximum current draw for the GPIO pins?
A: Each GPIO pin can source or sink up to 40mA. The total current drawn from all IO ports should not exceed specific limits outlined in the ESP32-S3 datasheet to prevent instability.
Thickened Mobile Phone Waterproof Case, Waterproof Box, Sealed Container, Pressure-Resistant Box, EDC Drop-Proof Storage Box for Outdoor Travel
$12.00
Commercial Heated Display Cabinet for Crispy Pork Belly, Roast Chicken, and Cantonese BBQ - Constant Temperature Warmer for Peking Duck
$1,394.00
Mejiang Baohong Watercolor Line Art for Beginners, Coloring Book with Colored Pencils and Markers, Cat Letter Theme
$29.70
Shanghai Huamei Hair Transplant, Solution for Hair Loss, Thinning, and Density Enhancement
$6,750.00
New Direct Sale Nanda Silicone Rubber 704 Battery Fixative Adhesive Panel Light Special Glue Photovoltaic Solar Sealant
$25.85
Yonghe Hair Transplant: Top Scalp Density Enhancement (2000+ Units Fixed Price)
$33,800.00
No-Drill Bathroom Storage Rack – Toilet Paper Organizer for Dorms and Restrooms
$22.16
Premium Metallographic Polishing Cloth – White Short-Pile Velvet for Mirror Finish Grinding by Goral
$35.00
Rock Guitar Hell Training: Electric Guitar Textbook and Tutorial by Shinichi Kobayashi, Beginner to Intermediate Chinese Guitar Book and Sheet Music
$58.69
Aromatherapy Candle Resin Jelly Wax Strawberry Silicone Mold, Large Squishy Handmade Soap DIY Material
$1.90
Liboer Drill-Free Security Camera Mount & Router Shelf – Adhesive-Free Wall Bracket for 360 PTZ Cameras and Sockets
$21.90
City Hunter Theme Song Mr. Chui Saxophone Three-Piece Precise Transcription Service
$16.00
![[Deposit Group 12] New Colors: Hugging Bear Matte Low-Mid Heel Lolita Shoes - Sheep Puff with Bear Buckle](https://www.gosteppe.com/cache/small/product/268946/legacy-main-23070b08b8901297c3f91d93.webp)
[Deposit Group 12] New Colors: Hugging Bear Matte Low-Mid Heel Lolita Shoes - Sheep Puff with Bear Buckle
$38.00
Handcrafted Peach Wood and Brass Baby Rattle - Non-Toxic Paint-Free Teething Toy for Infants
$32.00
Car Tire Stone Removal Hook - Debris Cleaning Tool for Wheels
$6.19
Ceramic Rabbit Egg Holder – Creative Irregular Egg Stand for Breakfast or as a Decorative Gift
$33.82
Toilet Tank Side Shelf Bathroom Storage Rack No-Drill Organizer for Bathroom Essentials
$10.40
No-Drill Over-Toilet Storage Rack for Bathroom Restroom Organizer
$8.90
Artsneak Blending Stump for Oil Pastels, Dual-Tip Sponge Brush Art Student Painting Tool Set, Washable and Crumb-Free
$14.20
75X100 Imitation Inkjet Transfer Steel Plate for Date Coding - Custom Logo and Trademark Available
$38.00
Lint-Free Cloth 1009DLE/SLE - Straight/Net Weave for UV Printhead, Screen, Lens Cleaning, Industrial Wiping Cloth
$10.80
Pirelli PZ4 Tires, Sizes 235/245/255/265/285/40/45/50/55 R19/R20/R21/R22
$350.00
Wooden Plaque Carved Signboard for Business Opening, Antique-Style Shop Entrance Header, Custom Engraved Solid Wood Couplets MWU
$182.96
Kumho ES01 Car Tires: Sizes 155/165/175/185/205 with Aspect Ratios 55/60/69 and Rim Diameters 14/15/16/17
$458.00
Mont Marte Paint Brushes, Creative Children's Painting Brush Set (3 Pieces), Tempera Brush Kit for Kids
$6.50
Baohong Watercolor Paper 300g 8K/4K - Wood Pulp A1/A3/K3 350g Fine/Coarse Grain for Watercolor and Oil Pastels 4K
$4.00
Imported IK7 Linear Bearing LM 162837 203242 254059 304564 3552O0 UU
$96.00
Used Car Tires Auto Salvage Tires 155 165 175 185 195 205 215 1U3 14 15 16
$202.00
Magnetic Charging Stand for MIJIA Smart Audio Glasses (Enjoyment Edition) & Jiehuan AI Glasses – Wireless Installation for Type 86 Box
$84.10
Premium DIY Succulent Sand Painting Scented Candle Kit for Holidays and Team Building
$21.20
![[Youxin Electronics] GP2Y0E03 Infrared Distance Sensor Module 4-50cm Range](https://www.gosteppe.com/cache/medium/product/74667/legacy-main-4da8cadc5fc82afe91b124e3.webp)
![[Trial Pack] Xianlang Complete Cat Treat Sticks Meal Packs Main Course Cans Freeze-Dried Cat Food Sample Snacks Gift Set](https://www.gosteppe.com/cache/medium/product/208273/legacy-main-9ec245ebf781f65a434ba854.webp)
