Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-C3 SoC |
| Wireless Connectivity | 2.4 GHz Wi-Fi and Bluetooth 5 (LE) |
| CPU Architecture | 32-bit RISC-V single-core processor |
| Flash Memory | 4 MB SPI Flash |
| Operating Voltage | 3.3V |
| Input Voltage | 5V via USB-C or VIN pin |
| GPIO Pins | 22 programmable GPIOs |
| Interface | USB-to-UART bridge with USB-C connector |
| Dimensions | 56mm x 24mm x 12mm |
| Compatibility | Arduino IDE, ESP-IDF, MicroPython |
Anonymous
Mar 22, 2026
Rating: 5/5
Great upgrade from older ESP models
I've used many ESP boards, and the C3 is a fantastic evolution. The Bluetooth LE support is stable, and power consumption seems lower than my old ESP8266 projects. Highly recommended.
Anonymous
Mar 20, 2026
Rating: 5/5
Perfect for IoT Projects
This board works flawlessly right out of the box. The USB-C connection is a huge plus, and setting up the Wi-Fi was incredibly simple using the Arduino IDE. Great value for the price.
Anonymous
Mar 12, 2026
Rating: 4/5
Reliable for prototyping
We are using these for initial prototyping of industrial sensors. They handle the temperature variations in our lab well. Would prefer a mounting hole pattern, but otherwise great.
Anonymous
Mar 04, 2026
Rating: 5/5
Excellent range and stability
The antenna performance is surprisingly good for such a small board. I get strong signals even through two walls. The build quality feels premium compared to generic clones.
Anonymous
Mar 04, 2026
Rating: 4/5
Solid performance, minor documentation gaps
The hardware is excellent and the RISC-V architecture is fast. I deducted one star because the pinout diagram on the back could be clearer for beginners, but online resources fill the gap easily.
Anonymous
Mar 03, 2026
Rating: 5/5
Beginner friendly
As someone new to embedded systems, this board was easy to set up. The community support is vast, and I had my first LED blinking over Wi-Fi within an hour. Very satisfied.
Q: What is the maximum current draw per GPIO pin?
A: Each GPIO pin can source or sink up to 40mA. However, the total current for all ports combined should not exceed the chip's maximum rating to prevent damage. Please refer to the official datasheet for detailed electrical characteristics.
Q: Can I power this board directly with a 3.7V LiPo battery?
A: Yes, you can connect a 3.7V LiPo battery to the 3.3V pin if it is regulated, or use the VIN pin if your battery voltage is within the acceptable input range (typically up to 5V). However, for safety and stability, using a dedicated battery management module is recommended.
Q: Does it come with headers pre-soldered?
A: No, this board is typically shipped without pre-soldered headers to allow for flexible mounting options. You will need to solder your own male or female headers depending on your project needs.
Q: Is this compatible with the original ESP32 libraries in Arduino IDE?
A: Most libraries are compatible, but you must select the 'ESP32C3' board manager in the Arduino IDE. Some specific hardware peripherals differ from the dual-core ESP32, so code may require minor adjustments.
Q: Does this board support 5GHz Wi-Fi networks?
A: No, the ESP32-C3 chip specifically supports 2.4 GHz Wi-Fi networks only. It does not have 5GHz capability.
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
2018 / New 2024 Rockschool Drum Kit Levels 0-8 Complete with Bonus Audio
$21.98
Hanyue Cordura N66 Rafting Dry Bag - Ultra-Light Waterproof Storage for Outdoor Swimming and Trekking
$35.70
Sketchbook for Casual Drawing, Acrylic Marker and Watercolor Pad, Square Pocket Art Book, Portable Travel Journal with Thick 230g White Cardstock
$5.50
Wenxin Tang Calligraphy Copybook for Beginners, Regular Script Duobao Pagoda, Running Script Lanting Preface, Small Kai Lingfei Jing, Brush Character Cards
$23.80
Resistor NXBU714 for ABB ACS800 Inverter
$560.00
3D Printing Pen for Kids - Edible Malt Sugar Art DIY Kit for Birthdays (Age 6+)
$39.00
Professional Rotating Car Tire and Wheel Cleaning Rack – Effortless Washing Stand
$245.00
Nangong Wenfang Three-Character Classic Small Regular Script Copybook – Transparent Cards for Calligraphy Practice Beginners
$69.00
Over-Washing Machine Shelf, Multi-Function Flip-Top Storage Cabinet for Toilet, Bathroom Floor-Standing Unit with No Drilling Required
$32.88
UGREEN Cable Organizer, Magnetic Desktop Data Wire Fixer, Phone Charging Clip and Cord Collector
$15.90
Compact Manual Water Pump Dispenser for Home Desktop Use – Mini Hand-Press Faucet for Large Water Buckets
$23.10
Traditional Sheepskin Rattle Baby Chewable Old-Style Handmade Newborn Wave Drum Toy for Children 0-6 Months
$17.80
Amazon Best Seller Clearance - Outdoor Waterproof Dry Bag for Swimming, Rafting, Snorkeling, and Diving
$135.00
Huirui 420AB Fast-Curing Silicone Adhesive - High-Strength Instant Glue for Bonding Silicone Metal Plastic and Velcro
$36.00
IGBT Module FP15R12KE3/FP25R12KE3/FS50R12KE3/FS75R12KE3
$250.00
3F UL Gear Ventilated Waterproof Dry Bag – Compressible Storage for Sleeping Bags, Clothes, and Swim Gear
$40.80
Martini 100% Cotton Watercolor Paper 200g/300g Thickened Art Sketch Paper 4K Drawing Paper
$12.00
Flameless Aromatherapy DIY Kit - Natural Crystal Diffuser Stones for Home Decor and Demagnetizing
$4.68
![[Ali Health] Dental Implant Initial Consultation Package, Oral Cavity Filling, Crown, Denture, and Implant Assessment](https://www.gosteppe.com/cache/small/product/268910/legacy-main-034f7c58b79ebda262b6a7f8.png)
[Ali Health] Dental Implant Initial Consultation Package, Oral Cavity Filling, Crown, Denture, and Implant Assessment
$7.90
3M Industrial Scouring Pad for Polishing, Cleaning, and Rust Removal - Bulk Factory Supply with Aluminum Oxide
$7.20
![[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)
